| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have have [art] | 216 |
|
| 2 | could have have [art] | 94 |
|
| 3 | could [adv] have [art] | 79 |
|
| 4 | could [adv] have have | 29 |
|
