| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [is] [adv] [verb] | 274 |
|
| 2 | to what [be] [adv] [verb] | 66 |
|
| 3 | to [pron] [is] [adv] [verb] | 64 |
|
| 4 | to [Wh det] [is] [adv] [verb] | 48 |
|
| 5 | to what [is] [adv] [verb] | 47 |
|
