| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [pers pn] [not/n't] [vb infin] | 102 |
|
| 2 | could [pers pn] not [vb infin] | 102 |
|
| 3 | could you [not/n't] [vb infin] | 30 |
|
| 4 | could [pers pn] [not/n't] have | 25 |
|
| 5 | could we [not/n't] [vb infin] | 21 |
|
| 6 | could she [not/n't] [vb infin] | 14 |
|
| 7 | could he [not/n't] [vb infin] | 13 |
|
| 8 | could they [not/n't] [vb infin] | 10 |
|
| 9 | could i [not/n't] [vb infin] | 7 |
|
| 10 | could it [not/n't] [vb infin] | 7 |
|
