| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [be] | 9992 |
|
| 2 | [modal v] [prep] [be] | 5048 |
|
| 3 | which [modal v] [prep] | 383 |
|
| 4 | which [prep] [be] | 35 |
|
