| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] must be [verb] | 6921 |
|
| 2 | [conj] [noun] must be | 702 |
|
| 3 | [conj] [noun] must [verb] | 698 |
|
| 4 | [conj] must be [verb] | 573 |
|
| 5 | [conj] [noun] be [verb] | 134 |
|
