| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [not/n't] [prep] | 4573 |
|
| 2 | this [is] [not/n't] | 4449 |
|
| 3 | this [is] [prep] | 1492 |
|
| 4 | this [not/n't] [prep] | 20 |
|
