| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [pron] could [vb infin] | 6786 |
|
| 2 | [subord] it [modal v] [vb infin] | 2972 |
|
| 3 | [subord] it [vb mod] [vb infin] | 2972 |
|
| 4 | [conj] it could [vb infin] | 804 |
|
| 5 | [subord] it could [verb] | 281 |
|
| 6 | [subord] it could [vb infin] | 279 |
|
