| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] [adv] have | 153 |
|
| 2 | could not [adv] have | 88 |
|
| 3 | could [not/n't] possibly have | 80 |
|
| 4 | could [not/n't] possibly have | 80 |
|
| 5 | could n't [adv] have | 65 |
|
| 6 | could [not/n't] reasonably have | 14 |
|
| 7 | could [not/n't] reasonably have | 14 |
|
| 8 | could [not/n't] even have | 12 |
|
| 9 | could [not/n't] even have | 12 |
|
| 10 | could [not/n't] really have | 11 |
|
| 11 | could [not/n't] really have | 11 |
|
| 12 | could [not/n't] otherwise have | 5 |
|
| 13 | could [not/n't] otherwise have | 5 |
|
