| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what it is [prep] | 267 |
|
| 2 | [vb base] what it is | 184 |
|
| 3 | [vb base] it is [prep] | 71 |
|
| 4 | [vb base] what is [prep] | 31 |
|
