| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] have | 3022 |
|
| 2 | [conj] [vb mod] have | 3022 |
|
| 3 | [conj] could [verb] | 2363 |
|
| 4 | [conj] could [vb infin] | 2359 |
|
| 5 | [conj] could have | 364 |
|
| 6 | [conj] could have | 358 |
|
