| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | as [prep] a [noun] | 391 |
|
| 2 | [prep] [subord] a [noun] | 328 |
|
| 3 | as [prep] [subord] [noun] | 150 |
|
| 4 | as [subord] a [noun] | 95 |
|
| 5 | as [prep] [subord] a | 55 |
|
