| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as [subord] [v-ing] a | 80 |
|
| 2 | as if [v-ing] a | 79 |
|
| 3 | as [subord] [v-ing] a | 64 |
|
| 4 | as [subord] [v-ing] an | 16 |
|
