| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can [adv] [be] | 17423 |
|
| 2 | can [adv] [be] | 8307 |
|
| 3 | [modal v] perhaps [be] | 290 |
|
| 4 | can perhaps [be] | 54 |
|
| 5 | can perhaps [be] | 54 |
|
