| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [art] [adj] | 1220 |
|
| 2 | [Wh det] [modal v] have been [art] | 243 |
|
| 3 | [Wh det] [modal v] have been [adj] | 167 |
|
| 4 | [Wh det] [modal v] have [art] [adj] | 103 |
|
