| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] it [be] [verb] | 760 |
|
| 2 | whether it [be] [verb] | 276 |
|
| 3 | [prep] whether it [be] | 149 |
|
| 4 | [prep] whether it [verb] | 62 |
|
