| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [Wh det] [is] | 4183 |
|
| 2 | [Wh det] [is] to | 401 |
|
| 3 | [verb] [is] to | 201 |
|
| 4 | [verb] [Wh det] to | 50 |
|
