| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to what is [v-ing] [adv prt] | 13 |
|
| 2 | to what is going [adv] | 11 |
|
| 3 | to what is [v-ing] on | 11 |
|
| 4 | to what is [v-ing] on | 11 |
|
