| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [not/n't] [adv] a | 1867 |
|
| 2 | be [not/n't] [adv] [noun pl] | 288 |
|
| 3 | be [adv] a [noun pl] | 91 |
|
| 4 | be [not/n't] a [noun pl] | 30 |
|
| 5 | [not/n't] [adv] a [noun pl] | 14 |
|
