| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have been [prep] [pron] | 9 |
|
| 2 | may [vb infin] been [prep] [pron] | 9 |
|
| 3 | may [vb infin] been [prep] [pos pn] | 9 |
|
| 4 | may [vb infin] been in [pron] | 6 |
|
| 5 | may [vb infin] been [prep] his | 6 |
|
| 6 | may [vb infin] been [prep] his | 6 |
|
| 7 | may [vb infin] been in [pron] | 6 |
|
