| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [not/n't] be | 887 |
|
| 2 | [adv] [modal v] [not/n't] be | 885 |
|
| 3 | which [adv] [modal v] be | 86 |
|
| 4 | which [adv] [modal v] [not/n't] | 52 |
|
