| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as [adv] [to-vb] | 399 |
|
| 2 | as though [to-vb] | 90 |
|
| 3 | as though [adv] | 63 |
|
| 4 | though [adv] [to-vb] | 25 |
|
