| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [am/are] to be [verb] | 135 |
|
| 2 | [prep] [Wh det] [am/are] to be | 15 |
|
| 3 | [prep] [Wh det] to be [verb] | 13 |
|
