| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [not/n't] prevent he [prep] [v-ing] | 22 |
|
| 2 | do [not/n't] prevent he [prep] [v-ing] | 21 |
|
| 3 | does [not/n't] prevent [pron] [prep] [v-ing] | 11 |
|
| 4 | does [not/n't] [verb] he [prep] [v-ing] | 7 |
|
| 5 | does [not/n't] prevent he [prep] [v-ing] | 5 |
|
| 6 | [vb -s] [not/n't] prevent he [prep] [v-ing] | 5 |
|
| 7 | does [not/n't] prevent he [prep] [verb] | 5 |
|
| 8 | does [adv] prevent he [prep] [v-ing] | 5 |
|
