| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] [verb] [prep] | 1066 |
|
| 2 | may [adv] [verb] been | 520 |
|
| 3 | [adv] [verb] been [prep] | 285 |
|
| 4 | may [verb] been [prep] | 145 |
|
