| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] a | 37342 |
|
| 2 | be [adv] [noun pl] | 5209 |
|
| 3 | be a [noun pl] | 542 |
|
| 4 | [adv] a [noun pl] | 340 |
|
