| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] [prep] a | 14911 |
|
| 2 | may [be] [vb pp] [prep] | 7735 |
|
| 3 | may [be] [prep] a | 136 |
|
| 4 | may [be] [vb pp] a | 71 |
|
