| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [adv] [be] [verb] [art] | 547 |
|
| 2 | [modal v] [adv] [be] [verb] a | 436 |
|
| 3 | [modal v] [adv] [be] [verb] a | 297 |
|
