| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what is [adj] [prep] | 191 |
|
| 2 | what is [adj] [prep] [pers pn] | 111 |
|
| 3 | [prep] what is [prep] [pers pn] | 16 |
|
| 4 | [prep] what [adj] [prep] [pers pn] | 15 |
|
