| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [be] [verb] [prep] | 3899 |
|
| 2 | [pron] [vb mod] [be] think [prep] | 120 |
|
| 3 | which [modal v] [be] think [prep] | 18 |
|
