| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [vb -s] not prevent [pers pn] [prep] | 6 |
|
| 2 | [det] [vb -s] not prevent [pers pn] [prep] | 5 |
|
| 3 | [vb -s] not prevent [pers pn] [prep] [verb] | 10 |
|
| 4 | [vb -s] not prevent [pers pn] [prep] [v-ing] | 10 |
|
