| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [subord] [to-vb] [prep] | 109 |
|
| 2 | [subord] [to-vb] [adv] [prep] | 57 |
|
| 3 | so [subord] [to-vb] [adv] | 36 |
|
