| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] must be [adv] [adj] | 346 |
|
| 2 | must be [prep] [adv] [adj] | 69 |
|
| 3 | [pers pn] must be [prep] [adj] | 51 |
|
| 4 | [pers pn] must be [prep] [adv] | 25 |
|
