| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could 've [verb] [adv] | 12 |
|
| 2 | [pers pn] could 've [verb] [adv] | 11 |
|
| 3 | could 've [verb] [pron] [adv] | 5 |
|
| 4 | could 've [verb] [adv] [prep] | 7 |
|
| 5 | could 've [verb] [adv] [prep] | 7 |
|
