| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [verb] [art] | 16805 |
|
| 2 | whether [verb] [art] | 409 |
|
| 3 | [v-ing] whether [art] | 359 |
|
| 4 | [v-ing] whether [verb] | 242 |
|
