| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [pers pn] could [vb infin] | 2004 |
|
| 2 | [det] [pers pn] could [vb infin] | 719 |
|
| 3 | [pron] [det] could [vb infin] | 36 |
|
| 4 | [pron] [det] [pers pn] could | 27 |
|
