| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] he could [not/n't] [verb] i | 10 |
|
| 2 | [coord] he could [not/n't] [verb] i | 5 |
|
| 3 | he could [not/n't] [vb infin] [verb] i | 8 |
|
| 4 | he could [not/n't] [verb] [verb] i | 8 |
|
| 5 | he could [not/n't] have [verb] i | 5 |
|
| 6 | he could [not/n't] have [verb] i | 5 |
|
| 7 | he could [not/n't] [verb] [verb] i | 8 |
|
| 8 | he could [not/n't] [verb] [vb pp] i | 5 |
|
| 9 | he could [not/n't] [verb] i [adv] | 6 |
|
