| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] be [verb] | 6658 |
|
| 2 | which [vb mod] be [verb] | 6658 |
|
| 3 | [pron] must be [verb] | 3134 |
|
| 4 | [Wh det] must be [verb] | 479 |
|
| 5 | which must [be] [verb] | 418 |
|
| 6 | which must be [verb] | 418 |
|
| 7 | which must be [verb] | 418 |
|
| 8 | which must [be] [verb] | 418 |
|
| 9 | which must be [verb] | 418 |
|
