| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] a | 24128 |
|
| 2 | [is] [adv] a | 16252 |
|
| 3 | [is] perhaps [art] | 449 |
|
| 4 | [be] perhaps a | 227 |
|
| 5 | [is] perhaps a | 140 |
|
