| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [adv] [be] [verb] [prep] | 957 |
|
| 2 | [pron] [modal v] [adv] [be] [verb] to | 522 |
|
| 3 | [Wh det] [modal v] [adv] [be] [verb] to | 118 |
|
| 4 | which [modal v] [adv] [be] [verb] to | 110 |
|
