| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] in [art] | 9514 |
|
| 2 | may be [vb pp] in | 1265 |
|
| 3 | may be [vb pp] [art] | 198 |
|
| 4 | may be in [art] | 135 |
|
