| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | reduction [prep] the number of [noun] | 93 |
|
| 2 | reduction in the number of [noun] | 90 |
|
| 3 | reduction [prep] the number of [noun pl] | 70 |
|
| 4 | reduction [prep] the number of [noun sg] | 16 |
|
| 5 | reduction [prep] the number of [n mass] | 5 |
|
