| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] [prep] | 5768 |
|
| 2 | [pron] could [vb infin] [prep] | 5745 |
|
| 3 | [pron] [modal v] do [prep] | 1546 |
|
| 4 | [pron] could do [prep] | 611 |
|
| 5 | [pron] could do [prep] | 611 |
|
