| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [vb infin] for [adj] | 47 |
|
| 2 | could n't [verb] for [adj] | 28 |
|
| 3 | could [not/n't] [verb] for [det] | 20 |
|
| 4 | could not [verb] for [adj] | 19 |
|
| 5 | could [not/n't] [verb] for [adj] | 18 |
|
| 6 | could [not/n't] say for [adj] | 10 |
|
| 7 | could [not/n't] say for [adj] | 10 |
|
| 8 | could [not/n't] [verb] for [num] | 7 |
|
| 9 | could [not/n't] account for [adj] | 5 |
|
| 10 | could [not/n't] [verb] for certain | 5 |
|
| 11 | could [not/n't] account for [adj] | 5 |
|
| 12 | could [not/n't] [verb] for certain | 5 |
|
