| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if [pron] can [vb infin] | 3584 |
|
| 2 | [conj] they can [vb infin] | 2221 |
|
| 3 | if they [modal v] [vb infin] | 815 |
|
| 4 | if they can [verb] | 274 |
|
