| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do not prevent him | 27 |
|
| 2 | [verb] not prevent him | 27 |
|
| 3 | [vb past] not prevent him | 22 |
|
| 4 | did not prevent him | 22 |
|
| 5 | does not prevent him | 5 |
|
| 6 | [vb -s] not prevent him | 5 |
|
| 7 | not prevent him [prep] | 22 |
|
| 8 | not prevent him [prep] | 22 |
|
| 9 | not prevent him from | 22 |
|
| 10 | not prevent him from | 22 |
|
| 11 | not prevent him [verb] | 6 |
|
| 12 | not prevent him [v-ing] | 6 |
|
