| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which is [not/n't] [verb] to [be] | 7 |
|
| 2 | which is [not/n't] [verb] to be | 7 |
|
| 3 | which is not [verb] to [be] | 5 |
|
| 4 | which is [not/n't] [vb pp] to [be] | 5 |
|
