| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so [adv] [subord] [to-vb] | 318 |
|
| 2 | [v-ing] so [adv] [subord] | 50 |
|
| 3 | [v-ing] [adv] [subord] [to-vb] | 9 |
|
