| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [indef pn] [verb] it | 7 |
|
| 2 | could [vb infin] [indef pn] [to-vb] it | 6 |
|
| 3 | could do [indef pn] [verb] it | 5 |
|
