| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [adj] for | 240 |
|
| 2 | may have been [adj] [prep] | 178 |
|
| 3 | may have been [adj] [prep] | 178 |
|
| 4 | may have been [adj] for | 29 |
|
| 5 | may [verb] been [adj] for | 28 |
|
| 6 | may have [been] [adj] for | 28 |
|
| 7 | may have be [adj] for | 28 |
|
| 8 | may have [be] [adj] for | 28 |
|
| 9 | may have been [adj] for | 28 |
|
| 10 | may have been [adj] for | 28 |
|
| 11 | may [vb infin] been [adj] for | 28 |
|
