| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [art] [adj] | 1220 |
|
| 2 | [modal v] have been of [adj] | 26 |
|
| 3 | [modal v] have been of [art] | 11 |
|
| 4 | have been of [art] [adj] | 7 |
|
