| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been reduced [prep] a [adj] | 18 |
|
| 2 | have been reduced to a [adj] | 14 |
|
| 3 | have been reduced to a [adj] | 14 |
|
| 4 | have been reduced [prep] a [adj] | 14 |
|
| 5 | had been reduced [prep] a [adj] | 7 |
|
| 6 | has been reduced [prep] a [adj] | 6 |
|
