| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which does not [verb] to be | 17 |
|
| 2 | which does not [vb infin] to be | 17 |
|
| 3 | which does not have to be | 6 |
|
| 4 | which does not have to be | 6 |
|
