| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] so as [to-vb] [adj] | 43 |
|
| 2 | [vb pp] so as [to-vb] [prep] | 25 |
|
| 3 | so as [to-vb] [prep] [adj] | 17 |
|
