| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [verb] [art] | 11798 |
|
| 2 | [verb] whether [art] | 2549 |
|
| 3 | [subord] [verb] whether | 104 |
|
| 4 | [subord] whether [art] | 19 |
|
