| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [verb] [det] | 384 |
|
| 2 | not [verb] for [det] | 285 |
|
| 3 | could not [verb] for | 95 |
|
| 4 | could [verb] for [det] | 65 |
|
