| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] may [adv] have been | 43 |
|
| 2 | [det] may [adv] [vb infin] been | 35 |
|
| 3 | this may [adv] [vb infin] been | 31 |
|
| 4 | [det] may well [vb infin] been | 20 |
|
| 5 | [det] may well [vb infin] been | 20 |
|
| 6 | [det] may [not/n't] [vb infin] been | 8 |
|
| 7 | [det] may not [vb infin] been | 8 |
|
| 8 | [det] may not [vb infin] been | 8 |
|
| 9 | [det] may also [vb infin] been | 5 |
|
| 10 | [det] may also [vb infin] been | 5 |
|
| 11 | that may [adv] [vb infin] been | 5 |
|
