| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] [prep] a | 1099 |
|
| 2 | never [verb] [prep] a | 287 |
|
| 3 | could never [verb] [prep] | 113 |
|
| 4 | could never [verb] a | 25 |
|
