| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [verb] [verb] [pers pn] | 455 |
|
| 2 | [Wh pn] could [adv] [verb] [verb] | 62 |
|
| 3 | [Wh pn] [adv] [verb] [verb] [pers pn] | 34 |
|
| 4 | [Wh pn] could [adv] [verb] [pers pn] | 34 |
|
| 5 | [Wh pn] could [verb] [verb] [pers pn] | 30 |
|
