| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] [modal v] be [adj] | 1371 |
|
| 2 | [modal v] be [prep] [adj] | 1146 |
|
| 3 | [Wh det] [modal v] be [prep] | 414 |
|
| 4 | [Wh det] [modal v] [prep] [adj] | 19 |
|
