| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [adv] [subord] [to-vb] [art] | 72 |
|
| 2 | so [adv] [vb pp] [to-vb] [art] | 26 |
|
| 3 | so [adv] [vb pp] [subord] [to-vb] | 23 |
|
| 4 | [adv] [vb pp] [subord] [to-vb] [art] | 15 |
|
