| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is to be | 672 |
|
| 2 | [Wh det] is to be | 334 |
|
| 3 | [Wh det] it is to | 87 |
|
| 4 | [Wh det] it is be | 46 |
|
