| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they may have been [adv] [adj] | 6 |
|
| 2 | they may [vb infin] been [adv] [adj] | 6 |
|
| 3 | they may [verb] been [adv] [adj] | 6 |
|
| 4 | they may [verb] been [adv] [adj] | 6 |
|
| 5 | they may have been [adv] [adj] | 6 |
|
| 6 | they may [verb] been [adv] [adj] | 5 |
|
