| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [det] [art] [noun] | 2728 |
|
| 2 | [to-vb] whether [art] [noun] | 723 |
|
| 3 | [to-vb] whether [det] [noun] | 118 |
|
| 4 | whether [det] [art] [noun] | 69 |
|
| 5 | [to-vb] whether [det] [art] | 11 |
|
