| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [adv] [verb] [prep] [noun sg] | 713 |
|
| 2 | could [adv] [verb] [prep] [noun sg] | 317 |
|
| 3 | could [not/n't] [adv] [verb] [prep] | 174 |
|
| 4 | could [not/n't] [verb] [prep] [noun sg] | 164 |
|
| 5 | could [not/n't] [adv] [verb] [noun sg] | 34 |
|
