| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it but do [not/n't] | 12 |
|
| 2 | it but [vb past] [not/n't] | 9 |
|
| 3 | it but did [not/n't] | 8 |
|
| 4 | it but [verb] n't | 8 |
|
| 5 | it but [verb] not | 7 |
|
