| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have been [adj] | 4803 |
|
| 2 | but have been [adj] | 49 |
|
| 3 | but [modal v] have been | 47 |
|
| 4 | but [modal v] have [adj] | 21 |
|
