| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have have a | 116 |
|
| 2 | could [adv] have a | 82 |
|
| 3 | could [adv] have a | 82 |
|
| 4 | could [adv] have have | 65 |
|
| 5 | could have have a | 57 |
|
