| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what [pers pn] [be] [v-ing] | 811 |
|
| 2 | [adv] [pers pn] [be] [v-ing] to | 543 |
|
| 3 | what [pers pn] [be] [v-ing] to | 235 |
|
| 4 | [adv] what [be] [v-ing] to | 14 |
|
