| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could do [not/n't] | 14 |
|
| 2 | [pron] could do [not/n't] | 14 |
|
| 3 | she could do [not/n't] | 10 |
|
| 4 | she could do [not/n't] | 10 |
|
| 5 | could do [vb mod] [not/n't] | 5 |
|
| 6 | could do could [not/n't] | 5 |
|
| 7 | could do [modal v] [not/n't] | 5 |
|
| 8 | could do could [not/n't] | 5 |
|
| 9 | could do [not/n't] [verb] | 17 |
|
| 10 | could do [not/n't] [to-vb] | 16 |
|
