| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] a | 18373 |
|
| 2 | [num] [prep] a | 6010 |
|
| 3 | [num] [conj] a | 3768 |
|
| 4 | [num] [conj] [prep] | 2634 |
|
