| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [modal v] be [vb pp] | 4831 |
|
| 2 | [pron] may be [vb pp] | 2957 |
|
| 3 | they may be [verb] | 530 |
|
| 4 | they may [be] [vb pp] | 455 |
|
