| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they could [not/n't] [vb infin] i | 30 |
|
| 2 | they could [not/n't] [verb] me | 29 |
|
| 3 | they could [not/n't] [verb] i | 29 |
|
| 4 | they could n't [verb] i | 27 |
|
