| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [subord] [to-vb] [art] | 591 |
|
| 2 | so [subord] [adv] [to-vb] | 238 |
|
| 3 | [subord] [adv] [to-vb] [art] | 222 |
|
| 4 | so [adv] [to-vb] [art] | 35 |
|
