| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could have [verb] a | 150 |
|
| 2 | [pers pn] could [verb] for a | 63 |
|
| 3 | [pers pn] could have [verb] for | 55 |
|
| 4 | could have [verb] for a | 8 |
|
| 5 | [pers pn] have [verb] for a | 5 |
|
