| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] [prep] [adv] a | 61 |
|
| 2 | may be [verb] [prep] [adv] [art] | 23 |
|
| 3 | may [be] [verb] [prep] [adv] a | 12 |
|
| 4 | may be [verb] [prep] [adv] a | 12 |
|
