| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be perhaps [adv] a | 10 |
|
| 2 | it [be] perhaps [adv] a | 8 |
|
| 3 | it [is] perhaps [adv] a | 6 |
|
| 4 | it [be] perhaps not a | 6 |
|
| 5 | it [be] perhaps [not/n't] a | 6 |
|
| 6 | it [be] perhaps not a | 6 |
|
