| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [conj] [Wh det] [pron] is [verb] | 5 |
|
| 2 | [be] [conj] [Wh det] [pers pn] is [verb] | 5 |
|
| 3 | [be] [conj] what [pron] is [verb] | 5 |
|
