| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [conj] it [verb] | 1101 |
|
| 2 | [is] [subord] it [verb] | 115 |
|
| 3 | [is] whether [pron] [verb] | 77 |
|
| 4 | [be] whether it [verb] | 22 |
|
| 5 | [is] whether it [verb] | 20 |
|
