| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what [pers pn] 's [v-ing] [prep] | 8 |
|
| 2 | [adv] what [pers pn] 's [v-ing] [prep] | 7 |
|
| 3 | [adv] what he 's [v-ing] [prep] | 5 |
|
