| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] [be] [verb] a | 19 |
|
| 2 | may [adv] be [verb] a | 19 |
|
| 3 | may [adv] [be] [v-ing] a | 10 |
|
| 4 | may [adv] [be] [vb pp] a | 7 |
|
