| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] a | 43279 |
|
| 2 | be [adv] a | 29916 |
|
| 3 | be perhaps [art] | 762 |
|
| 4 | be perhaps a | 227 |
|
| 5 | [be] perhaps a | 227 |
|
