| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [noun sg] | 34784 |
|
| 2 | whether [prep] [noun sg] | 450 |
|
| 3 | whether [v-ing] [prep] | 58 |
|
| 4 | whether [v-ing] [noun sg] | 21 |
|
