| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [prep] [adj] | 3927 |
|
| 2 | what [is] [adj] | 3311 |
|
| 3 | what [is] [prep] | 1482 |
|
| 4 | what [prep] [adj] | 179 |
|
