| Share | Phrase |
| 22.63% | water [using as instrument] wash |
| 9.52% | solution [using as instrument] wash |
| 8.07% | wash of n-butanol |
| 8.07% | wash of solution |
| 6.38% | carefully [manner] wash |
| 4.89% | wash solution [perform operation] |
| 4.20% | wash deposit [perform operation] |
| 4.03% | alkali [using as instrument] wash |
| 4.00% | wash with mixture |
| 3.90% | wash mixture [perform operation] |
| 3.71% | wash with water |
| 3.51% | acid [using as instrument] wash |
| 3.00% | wash product [perform operation] |
| 2.50% | wash layer [perform operation] |
| 2.31% | twice [temporal] wash |
| 2.20% | wash polycarbonate [perform operation] |
| 1.70% | time wash |
| 1.33% | wash filter [perform operation] |
| 1.18% | wash water [perform operation] |
| 1.16% | wash oil [perform operation] |
| 0.73% | fuel [does] wash |
| 0.47% | wash modal may |
| 0.42% | wash modal can |