| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [be] up to | 22 |
|
| 2 | which [vb mod] [be] up to | 22 |
|
| 3 | which [vb mod] be up to | 22 |
|
| 4 | which can [be] up to | 14 |
|
