| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could not [verb] [prep] [adj] | 342 |
|
| 2 | could not [verb] [prep] [adj] | 342 |
|
| 3 | [modal v] not [verb] for [adj] | 235 |
|
| 4 | could [adv] [verb] for [adj] | 72 |
|
| 5 | could not [verb] for [adj] | 47 |
|
