| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] must be [indef pn] [prep] [pron] | 18 |
|
| 2 | it [modal v] be [indef pn] [prep] [pron] | 14 |
|
| 3 | [pers pn] must be [indef pn] [prep] [pron] | 6 |
|
| 4 | it must be [indef pn] [prep] [pron] | 6 |
|
| 5 | it must [be] [indef pn] [prep] [pron] | 6 |
|
| 6 | it must be [pron] [prep] [pron] | 6 |
|
