| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] they [prep] [verb] | 884 |
|
| 2 | prevent they [prep] [verb] | 170 |
|
| 3 | [v-ing] they [prep] [verb] | 134 |
|
| 4 | preventing [pron] [prep] [verb] | 84 |
|
| 5 | preventing they [prep] [verb] | 29 |
|
