| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] in | 154 |
|
| 2 | it must [prep] | 95 |
|
| 3 | it must [prep] | 95 |
|
| 4 | [pron] must in | 37 |
|
| 5 | [pers pn] must in | 26 |
|
| 6 | it must in | 10 |
|
| 7 | it must in | 10 |
|
