| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] what [pron] [be] [prep] | 49 |
|
| 2 | [adv] what [pron] [is] [prep] | 24 |
|
| 3 | [adv] [pron] [pron] [is] [prep] | 19 |
|
| 4 | [adv] what [pron] [is] [prep] | 13 |
|
