| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [verb] [adj] | 1591 |
|
| 2 | [vb mod] have [verb] [adj] | 1591 |
|
| 3 | could have [verb] [adj] | 536 |
|
| 4 | could [verb] [verb] [adj] | 175 |
|
| 5 | could have [verb] [adj] | 119 |
|
