| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] so as [to-vb] | 95 |
|
| 2 | [noun] so as [not/n't] [to-vb] | 73 |
|
| 3 | [prep] [noun] so as [not/n't] | 17 |
|
