| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] a [adj] | 649 |
|
| 2 | may have [verb] a [adj] | 115 |
|
| 3 | may have [been] a [adj] | 71 |
|
| 4 | may have [been] [verb] a | 15 |
|
| 5 | may have [been] [verb] [adj] | 10 |
|
