| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could not [vb infin] and | 38 |
|
| 2 | [pers pn] could not [verb] and | 38 |
|
| 3 | he could not [verb] and | 14 |
|
| 4 | she could not [verb] and | 8 |
|
| 5 | they could not [verb] and | 6 |
|
| 6 | i could not [verb] and | 6 |
|
