| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be [adj] | 16786 |
|
| 2 | must be [adj] | 3713 |
|
| 3 | must [adv] be | 2734 |
|
| 4 | must [adv] [adj] | 6 |
|
