| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on whether [to-vb] a [noun] | 5 |
|
| 2 | on [subord] [to-vb] a [noun sg] | 5 |
|
| 3 | on [subord] [to-vb] a [noun] | 5 |
|
