| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [to-vb] in [noun sg] | 273 |
|
| 2 | could [vb infin] in [noun sg] | 185 |
|
| 3 | could [vb infin] [to-vb] [noun sg] | 78 |
|
| 4 | could [vb infin] [to-vb] in | 31 |
|
