| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [pers pn] could [vb infin] | 2004 |
|
| 2 | to [pron] [pers pn] could | 145 |
|
| 3 | to [pron] could [vb infin] | 35 |
|
| 4 | to [pers pn] could [vb infin] | 20 |
|
