| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] have had | 82 |
|
| 2 | may [adv] have [adj] | 81 |
|
| 3 | [adv] have had [adj] | 39 |
|
| 4 | may have had [adj] | 26 |
|
