| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] [det] [art] [noun] | 160 |
|
| 2 | [to-vb] [subord] [det] [art] [noun] | 29 |
|
| 3 | [verb] whether [det] [art] [noun] | 25 |
|
| 4 | [to-vb] whether [adj] [art] [noun] | 11 |
|
| 5 | [to-vb] whether [det] [art] [noun] | 11 |
|
