| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [v-ing] [art] | 3640 |
|
| 2 | [prep] [v-ing] whether [art] | 213 |
|
| 3 | [adv] [prep] whether [art] | 58 |
|
| 4 | [adv] [prep] [v-ing] whether | 23 |
|
| 5 | [adv] [v-ing] whether [art] | 15 |
|
