| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [adj] decline | 33 |
|
| 2 | [verb] been a [adj] decline | 33 |
|
| 3 | [verb] been a [adj] decline | 33 |
|
| 4 | [vb -s] been a [adj] decline | 30 |
|
| 5 | has been a [adj] decline | 29 |
|
| 6 | [verb] been a steady decline | 5 |
|
| 7 | [verb] been a steady decline | 5 |
|
