| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be [vb pp] [to-vb] | 1137 |
|
| 2 | may be [vb pp] [adv] | 862 |
|
| 3 | be [vb pp] [adv] [to-vb] | 468 |
|
| 4 | may be [adv] [to-vb] | 11 |
|
