| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] not [verb] a | 8083 |
|
| 2 | [verb] [verb] a history | 26 |
|
| 3 | [verb] not [verb] history | 7 |
|
| 4 | not [verb] a history | 6 |
|
