| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but this [is] [not/n't] [adv] | 117 |
|
| 2 | this [is] [not/n't] [adv] [prep] | 32 |
|
| 3 | but this [is] [not/n't] [prep] | 17 |
|
| 4 | but this [is] [adv] [prep] | 17 |
|
