| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [pers pn] [prep] | 1278 |
|
| 2 | [vb infin] [pers pn] [prep] this | 378 |
|
| 3 | could [vb infin] [prep] this | 139 |
|
| 4 | could [vb infin] [pers pn] this | 5 |
|
