| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what is [vb pp] in | 90 |
|
| 2 | what is [vb pp] in [adj] | 48 |
|
| 3 | [prep] what is [vb pp] [adj] | 29 |
|
| 4 | [prep] is [vb pp] in [adj] | 6 |
|
