| Share | Phrase |
|---|
| 19.70% | weaken force [perform operation] |
| 12.25% | weaken swirl [perform operation] |
| 9.53% | weaken mixture [perform operation] |
| 8.52% | weaken motion [perform operation] |
| 7.68% | weaken strength [perform operation] |
| 7.50% | significantly [manner] weaken |
| 5.88% | gradually [manner] weaken |
| 4.31% | weaken characteristic [perform operation] |
| 4.29% | weaken modal could |
| 3.76% | weaken flow [perform operation] |
| 3.27% | weaken modal can |
| 3.03% | weaken component [perform operation] |
| 2.56% | weaken member [perform operation] |
| 2.48% | so [resume] weaken |
| 2.09% | not weaken |
| 1.71% | weaken modal will |
| 1.36% | weaken modal may |