| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] they [prep] | 23213 |
|
| 2 | [v-ing] they [prep] | 3893 |
|
| 3 | prevent they [prep] | 198 |
|
| 4 | preventing [pron] [prep] | 95 |
|
| 5 | preventing they [prep] | 32 |
|
