| Share | Phrase |
| 6.86% | acylating agent |
| 4.50% | nitrogenous [physical/chemical] agent |
| 3.50% | treating agent |
| 3.49% | anti-wear [producing effect] agent |
| 3.47% | acylating agent |
| 3.18% | antiwear [producing effect] agent |
| 2.34% | oxidizing [purpose] agent |
| 2.20% | bonding [fixing] agent |
| 2.18% | succinic agent |
| 1.89% | reducing [physical/chemical] agent |
| 1.61% | crosslinking [structure] agent |
| 1.53% | extreme [size] agent |
| 1.52% | carboxylic agent |
| 1.40% | anti-foaming [producing effect] agent |
| 1.35% | substituted [connection] agent |
| 1.11% | acid [taste] agent |
| 1.09% | blowing [motion] agent |
| 1.07% | oxidizing [purpose] agent |
| 1.07% | antifoam agent [perform operation] |
| 1.04% | defoaming agent |
| 0.96% | bonding [fixing] agent |
| 0.96% | adsorption agent |
| 0.95% | curing [purpose] agent |
| 0.87% | oiliness agent |
| 0.84% | anti-corrosive [producing effect] agent |
| 0.82% | molecular [structure] agent |
| 0.80% | directing agent |
| 0.77% | agent equivalent |
| 0.71% | agent [is] agent |
| 0.68% | boronating agent |
| 0.67% | curing [purpose] agent |
| 0.61% | solubilizing agent |
| 0.59% | polyalkenyl agent |
| 0.57% | anti-rust [color] agent |
| 0.57% | prepare agent [perform operation] |
| 0.57% | dispersing [physical/chemical] agent |
| 0.56% | select from agent |
| 0.56% | adhesive [touch] agent |
| 0.53% | fm agent |
| 0.51% | weight agent |
| 0.50% | masking [purpose] agent |
| 0.50% | agent [is] agent |
| 0.48% | anti-foam agent |
| 0.48% | pressure agent |
| 0.48% | nonionic [structure] agent |
| 0.48% | bacteriostatic [biological property] agent |
| 0.46% | suspending agent |
| 0.46% | alkylate agent [perform operation] |
| 0.42% | agent [reference] use |
| 0.42% | coupling [fixing] agent |
| 0.42% | masking [purpose] agent |
| 0.41% | wetting [purpose] agent |
| 0.39% | anti-icing [producing effect] agent |
| 0.39% | crosslinking [structure] agent |
| 0.36% | treat with agent |
| 0.36% | unreacted [state] agent |
| 0.36% | anti-corrosion agent |
| 0.36% | gaseous [state] agent |
| 0.35% | defoam agent [perform operation] |
| 0.34% | silicone agent |
| 0.34% | contain agent [perform operation] |
| 0.33% | agent [is] solution |
| 0.33% | molybdenum-containing agent |
| 0.33% | suspending agent |
| 0.33% | transfer agent |
| 0.33% | agent [reference] know |
| 0.32% | antifoam agent |
| 0.32% | high [size] agent |
| 0.32% | coupling [fixing] agent |
| 0.31% | odor agent |
| 0.31% | react with agent |
| 0.31% | alkylating agent |
| 0.31% | surface-active [motion] agent |
| 0.29% | tackiness agent |
| 0.29% | antifoaming [producing effect] agent |
| 0.29% | chelating [physical/chemical] agent |
| 0.28% | treat agent [perform operation] |
| 0.28% | compound like agent |
| 0.28% | add agent [perform operation] |
| 0.28% | drying agent |
| 0.28% | chelating [physical/chemical] agent |
| 0.28% | apply agent [perform operation] |
| 0.26% | organic agent |
| 0.26% | extinguishing agent |
| 0.26% | use agent [perform operation] |
| 0.26% | antichatter agent |
| 0.26% | antisquawk agent |
| 0.26% | antistain agent |
| 0.26% | cell-forming agent |
| 0.26% | dehumidifying agent |
| 0.26% | surface-deactivating agent |
| 0.26% | anti-static [producing effect] agent |
| 0.26% | bulk agent [perform operation] |
| 0.26% | agent removing |
| 0.25% | agent [does] antifoam |
| 0.24% | bridge agent [perform operation] |
| 0.24% | insulating [physical/chemical] agent |
| 0.23% | gasification agent |
| 0.23% | boron agent |
| 0.22% | demulsifying agent |
| 0.22% | oxygen-bearing agent |
| 0.22% | sulfonating agent |
| 0.22% | text agent |
| 0.22% | anti-oxidant [producing effect] agent |
| 0.22% | agent [is] terminology |
| 0.22% | inject agent [perform operation] |
| 0.22% | agent for polymerization |
| 0.22% | agent [addressee] use |
| 0.22% | supply agent [perform operation] |
| 0.22% | keying agent |
| 0.22% | include agent [perform operation] |
| 0.21% | wetting [purpose] agent |
| 0.21% | agent [does] bond |
| 0.21% | friction agent |
| 0.20% | anti-knock agent |
| 0.20% | control agent |
| 0.19% | combustion agent |
| 0.19% | polyisobutene-substituted agent |
| 0.19% | neutralizing [producing effect] agent |
| 0.19% | agent [using as instrument] coat |
| 0.19% | bulking agent |
| 0.19% | extreme-pressure agent |
| 0.19% | sulfurizing agent |
| 0.19% | vulcanizing agent |
| 0.19% | neutralizing [producing effect] agent |
| 0.19% | binding [fixing] agent |
| 0.19% | adjusting [purpose] agent |
| 0.19% | agent [using as instrument] react |
| 0.19% | agent [does] adsorb |
| 0.18% | agent [is] compound |
| 0.18% | absorbing [physical/chemical] agent |
| 0.18% | disclose agent [perform operation] |
| 0.18% | antiknock agent |
| 0.18% | metal [reference] agent |
| 0.17% | pack agent [perform operation] |
| 0.17% | addition agent |
| 0.17% | antioxidant agent |
| 0.17% | regenerate agent [perform operation] |
| 0.17% | absorbing [physical/chemical] agent |
| 0.16% | organometallic agent |
| 0.16% | polycarboxylic [physical/chemical] agent |
| 0.16% | react ADVP agent |
| 0.16% | select agent [perform operation] |
| 0.16% | characterize agent [perform operation] |
| 0.16% | comprise agent [perform operation] |
| 0.16% | nox agent |
| 0.15% | gel agent |
| 0.15% | weighting agent |
| 0.15% | agent [reference] act |
| 0.15% | adhesive [touch] agent |
| 0.15% | catalytic [physical/chemical] agent |