| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [n mass] [Wh det] [modal v] be used | 5 |
|
| 2 | [prep] [n mass] [Wh det] [modal v] be used | 5 |
|
| 3 | of [n mass] [Wh det] [modal v] be used | 5 |
|
| 4 | [prep] [n mass] [Wh det] [modal v] be used | 5 |
|
| 5 | [n mass] [noun sg] [Wh det] [modal v] be used | 7 |
|
| 6 | [n mass] [noun] [Wh det] [modal v] be used | 7 |
|
| 7 | [n mass] [Wh det] [modal v] be used [verb] | 5 |
|
