| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may have been [adj] [prep] [adj] | 20 |
|
| 2 | may have be [adj] [prep] [adj] | 20 |
|
| 3 | may have be [adj] to [adj] | 8 |
|
| 4 | may have be [adj] in [adj] | 7 |
|
