| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could [vb infin] [pron] | 8241 |
|
| 2 | [pers pn] [modal v] [vb infin] [pn reflx] | 2120 |
|
| 3 | [pron] could [vb infin] [pn reflx] | 407 |
|
| 4 | [pers pn] could [verb] [pn reflx] | 393 |
|
