| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [Wh det] [modal v] only be | 16 |
|
| 2 | of [Wh det] [vb mod] only be | 16 |
|
| 3 | of [Wh det] [modal v] only be | 16 |
|
| 4 | of [Wh det] can only be | 13 |
|
| 5 | of [Wh det] can only be | 13 |
|
| 6 | of what [modal v] only be | 12 |
|
