| Share | Phrase |
|---|
| 26.42% | charge stratification |
| 7.69% | mixture stratification |
| 6.67% | reverse [similarity] stratification |
| 5.81% | two-zone stratification |
| 5.25% | achieve stratification [perform operation] |
| 5.12% | stratification degree |
| 4.10% | promote stratification [perform operation] |
| 3.41% | stratification mixer |
| 3.37% | fuel stratification |
| 2.18% | obtain stratification [perform operation] |
| 2.15% | good [character] stratification |
| 2.12% | improve stratification [perform operation] |
| 1.92% | produce stratification [perform operation] |
| 1.66% | create stratification [perform operation] |
| 1.61% | stratification [using as instrument] operate |
| 1.57% | stratification [does] flow |
| 1.42% | stratification [does] occur |
| 1.31% | air stratification |
| 1.28% | stratification in chamber |
| 1.18% | maintain stratification [perform operation] |
| 1.05% | provide stratification [perform operation] |
| 1.03% | secondary [numeric] stratification |
| 1.02% | establish stratification [perform operation] |
| 1.00% | axial [direction] stratification |
| 0.95% | effect stratification [perform operation] |
| 0.95% | stratification pattern |
| 0.94% | attain stratification [perform operation] |
| 0.94% | permit stratification [perform operation] |
| 0.89% | stratification condition |
| 0.82% | normal [typicality] stratification |
| 0.74% | desired [effectiveness] stratification |
| 0.67% | stratification characteristic |
| 0.64% | stratification effect |
| 0.64% | stratification provide |
| 0.53% | stratification port |
| 0.46% | gas stratification |
| 0.31% | have stratification [perform operation] |