| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [not/n't] [adv] a | 1860 |
|
| 2 | be [adv] a question | 240 |
|
| 3 | be [not/n't] a question | 163 |
|
| 4 | [not/n't] [adv] a question | 92 |
|
