| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] must be [adj] [noun] | 273 |
|
| 2 | must be [adv] [adj] [noun] | 57 |
|
| 3 | [ex0] must be [adv] [adj] | 20 |
|
| 4 | [ex0] be [adv] [adj] [noun] | 8 |
|
