| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] [adv] [adv] [conj] | 493 |
|
| 2 | could not [verb] [adv] [adv] | 143 |
|
| 3 | could not [verb] [adv] [conj] | 108 |
|
| 4 | could [verb] [adv] [adv] [conj] | 107 |
|
