| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [conj] it is [verb] | 78 |
|
| 2 | [verb] whether it is [verb] | 21 |
|
| 3 | [vb infin] whether it be [verb] | 16 |
|
| 4 | [vb infin] whether it [be] [verb] | 16 |
|
| 5 | [vb infin] whether [pron] is [verb] | 13 |
|
| 6 | [vb infin] whether it [is] [verb] | 11 |
|
