| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [conj] [to-vb] production | 5 |
|
| 2 | so as [to-vb] production | 5 |
|
| 3 | so as [to-vb] production | 5 |
|
| 4 | so [subord] [to-vb] production | 5 |
|
