| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh adv] [adj] it [modal v] [be] [prep] | 43 |
|
| 2 | [Wh adv] [adj] it [vb mod] [be] [prep] | 43 |
|
| 3 | [Wh adv] [adj] [pron] must [be] [prep] | 9 |
|
| 4 | [adv] [adj] it must [be] [prep] | 8 |
|
| 5 | [Wh adv] [adj] it must [be] [prep] | 6 |
|
| 6 | [Wh adv] [adj] it must [be] [prep] | 6 |
|
