| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [verb] | 13966 |
|
| 2 | which [vb past] [verb] | 5813 |
|
| 3 | [pron] helped [verb] | 525 |
|
| 4 | which help [verb] | 300 |
|
