| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [to-vb] [prep] [pos pn] [noun sg] | 129 |
|
| 2 | whether [to-vb] [prep] [pos pn] [noun] | 14 |
|
| 3 | whether [to-vb] [prep] [pron] [noun sg] | 9 |
|
| 4 | whether [verb] [prep] [pos pn] [noun sg] | 9 |
|
