| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been reduced to | 137 |
|
| 2 | had been reduced [prep] | 112 |
|
| 3 | has been reduced [prep] | 94 |
|
| 4 | have been reduced by | 70 |
|
| 5 | have been reduced [prep] | 51 |
|
| 6 | have been reduced from | 44 |
|
| 7 | have been reduced in | 16 |
|
| 8 | have been reduced [prep] | 12 |
|
| 9 | to have been reduced [prep] | 5 |
|
