| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [adv] be [prep] [noun] | 92 |
|
| 2 | [pers pn] must [adv] be [prep] [noun] | 13 |
|
| 3 | [pron] must [adv] be [prep] [noun] | 13 |
|
| 4 | it must [adv] be [prep] [noun] | 5 |
|
| 5 | it must [adv] be [prep] [noun] | 5 |
|
| 6 | it must [adv] be [prep] [noun] | 5 |
|
| 7 | it must [adv] [be] [prep] [noun] | 5 |
|
| 8 | it must [adv] [be] [prep] [noun] | 5 |
|
