| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [conj] it | 3428 |
|
| 2 | [vb infin] whether [pron] | 1487 |
|
| 3 | [vb infin] whether [pers pn] | 1304 |
|
| 4 | [verb] whether it | 971 |
|
| 5 | [vb infin] whether it | 360 |
|
