| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adv] [adv] | 39654 |
|
| 2 | [is] [adv] [adv] | 23213 |
|
| 3 | [be] perhaps [adv] | 509 |
|
| 4 | [is] perhaps [adv] | 448 |
|
| 5 | [is] perhaps [adv] | 305 |
|
