| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] are to be | 15 |
|
| 2 | [prep] [Wh det] are to be | 15 |
|
| 3 | [prep] which are to be | 12 |
|
| 4 | of [Wh det] are to be | 11 |
|
