| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [prep] [art] [noun sg] | 30872 |
|
| 2 | [prep] whether [art] [noun sg] | 843 |
|
| 3 | [vb infin] whether [art] [noun sg] | 281 |
|
| 4 | [vb infin] [prep] whether [art] | 37 |
|
