| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] is [prep] | 311 |
|
| 2 | of [pron] is [prep] | 232 |
|
| 3 | of what [pron] is | 159 |
|
| 4 | of what is [prep] | 76 |
|
