| Share | Phrase |
|---|
| 34.18% | perfect [completeness] combustion |
| 19.62% | perfect [completeness] alignment |
| 10.28% | perfect [completeness] premixing |
| 9.73% | perfect [completeness] seal |
| 7.47% | perfect [completeness] explosion |
| 6.54% | perfect [completeness] balance |
| 5.60% | perfect [completeness] match |
| 5.60% | perfect [completeness] restrictor |
| 0.93% | more [degree] perfect |