| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] [verb] [adv prt] [prep] | 3948 |
|
| 2 | [modal v] [be] [verb] [adv prt] [prep] | 3948 |
|
| 3 | must [be] [verb] [adv] [prep] | 419 |
|
| 4 | must [be] [verb] [adv prt] [prep] | 204 |
|
| 5 | must [be] [verb] [adv prt] [prep] | 204 |
|
| 6 | must [be] [verb] [adv prt] [prep] | 204 |
|
