| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could do this [prep] | 21 |
|
| 2 | could do this [prep] | 21 |
|
| 3 | [modal v] do this for | 20 |
|
| 4 | could do [adj] for | 11 |
|
| 5 | could [verb] this for | 8 |
|
| 6 | could do this for | 5 |
|
