| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] possibly [vb infin] [adv] | 17 |
|
| 2 | could [not/n't] possibly [verb] [adv] | 10 |
|
| 3 | could not possibly [verb] [adv] | 9 |
|
| 4 | could n't possibly [verb] [adv] | 8 |
|
| 5 | could [not/n't] possibly [verb] [adv prt] | 6 |
|
