| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] be [pers pn] | 255 |
|
| 2 | it must be [pron] | 118 |
|
| 3 | [pron] must be [pers pn] | 35 |
|
| 4 | [pers pn] must be [pers pn] | 32 |
|
| 5 | it must be [pers pn] | 26 |
|
| 6 | it must [be] [pers pn] | 26 |
|
