| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | whether [v-ing] in | 15 |
|
| 2 | whether [v-ing] for | 7 |
|
| 3 | whether [v-ing] to | 7 |
|
| 4 | whether working [prep] | 6 |
|
| 5 | whether [v-ing] from | 6 |
|
| 6 | whether [v-ing] on | 6 |
|
