| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [prep] [Wh det] be [adj] | 9 |
|
| 2 | [vb mod] [verb] [prep] [Wh det] [be] [adj] | 9 |
|
| 3 | [modal v] [vb infin] [prep] [Wh det] [be] [adj] | 9 |
|
| 4 | [modal v] [verb] [prep] [Wh det] [is] [adj] | 8 |
|
| 5 | [modal v] [verb] [prep] what [be] [adj] | 7 |
|
| 6 | [modal v] [verb] [prep] [Wh det] is [adj] | 5 |
|
