| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [is] [adv] | 3909 |
|
| 2 | [verb] whether it [is] | 388 |
|
| 3 | whether it [is] [adv] | 156 |
|
| 4 | [verb] whether it [adv] | 19 |
|
