| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] [noun sg] | 818 |
|
| 2 | [adv] [vb infin] [noun sg] in | 622 |
|
| 3 | could [adv] [vb infin] in | 413 |
|
| 4 | could [vb infin] [noun sg] in | 117 |
|
