| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [prep] a | 1837 |
|
| 2 | [not/n't] look [prep] | 930 |
|
| 3 | look [prep] a | 452 |
|
| 4 | [not/n't] look a | 36 |
|
