| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so as [to-vb] [prep] [art] | 51 |
|
| 2 | so as [to-vb] [adv prt] [art] | 16 |
|
| 3 | as [to-vb] [adv prt] [prep] [art] | 8 |
|
| 4 | so as [to-vb] [adv prt] [prep] | 7 |
|
