| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [verb] been [adv] [adj] | 147 |
|
| 2 | [modal v] [verb] been [adv] [det] | 75 |
|
| 3 | may [verb] [been] [adv] [det] | 11 |
|
| 4 | may [verb] be [adv] [det] | 11 |
|
| 5 | may [verb] [be] [adv] [det] | 11 |
|
