| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [coord] [pron] could not | 82 |
|
| 2 | [was/were] [adj] [coord] [pron] could | 66 |
|
| 3 | [was/were] [adj] [pron] could not | 31 |
|
| 4 | [was/were] [adj] [coord] could not | 26 |
|
