| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] a | 21068 |
|
| 2 | [conj] [subord] a | 2412 |
|
| 3 | [conj] [prep] [subord] | 1320 |
|
| 4 | [prep] [subord] a | 602 |
|
