| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | prevented [pron] [prep] [v-ing] | 136 |
|
| 2 | [noun sg] [pron] [prep] [v-ing] | 116 |
|
| 3 | [noun sg] prevented [pron] [prep] | 53 |
|
| 4 | [noun sg] prevented [pron] [v-ing] | 19 |
|
