| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could do [pron] [prep] | 163 |
|
| 2 | [modal v] do [pron] about | 146 |
|
| 3 | [vb mod] do [pron] about | 146 |
|
| 4 | could [vb infin] [pron] about | 86 |
|
| 5 | could [verb] [pron] about | 86 |
|
| 6 | could do [pron] about | 42 |
|
| 7 | could do [pron] about | 42 |
|
