| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] [pers pn] could [verb] | 474 |
|
| 2 | [prep] [Wh det] [pers pn] [verb] [noun sg] | 440 |
|
| 3 | [Wh det] [pers pn] could [verb] [noun sg] | 27 |
|
| 4 | [prep] [pers pn] could [verb] [noun sg] | 10 |
|
| 5 | [prep] [Wh det] could [verb] [noun sg] | 5 |
|
