| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i could n't [verb] | 3468 |
|
| 2 | [conj] i could [verb] | 2245 |
|
| 3 | [conj] i could n't | 1065 |
|
| 4 | [conj] could n't [verb] | 408 |
|
