| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [verb] [noun sg] [prep] | 322 |
|
| 2 | [Wh pn] [adv] [verb] [noun sg] [prep] | 118 |
|
| 3 | [Wh pn] could [adv] [verb] [prep] | 63 |
|
| 4 | [Wh pn] could [adv] [verb] [noun sg] | 30 |
|
| 5 | [Wh pn] could [verb] [noun sg] [prep] | 29 |
|
