| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so as [to-vb] the [noun] | 303 |
|
| 2 | so as [verb] the [noun] | 303 |
|
| 3 | so [conj] to reduce the [noun] | 6 |
|
| 4 | so as to reduce the [noun] | 6 |
|
| 5 | so as to reduce [art] [noun] | 6 |
|
| 6 | so as reduce the [noun] | 6 |
|
| 7 | so [subord] to reduce the [noun] | 6 |
|
| 8 | so as to reduce the [noun] | 6 |
|
| 9 | [adv] as to reduce the [noun] | 6 |
|
| 10 | so as to reduce [art] [noun] | 6 |
|
