| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [verb] [pron] | 1867 |
|
| 2 | which [vb mod] [vb infin] [pron] | 1860 |
|
| 3 | [pron] [vb mod] help [pron] | 1151 |
|
| 4 | which [vb mod] help [pron] | 125 |
|
| 5 | which [modal v] help [pron] | 125 |
|
