| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [not/n't] [verb] [prep] [adj] [noun sg] | 175 |
|
| 2 | could [not/n't] [verb] [prep] [adj] [noun sg] | 104 |
|
| 3 | could [adv] [verb] [prep] [adj] [noun sg] | 77 |
|
| 4 | could [not/n't] [verb] [prep] [adj] [noun] | 56 |
|
