| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] a | 18373 |
|
| 2 | [be] [prep] a | 15868 |
|
| 3 | [be] [conj] [prep] | 2277 |
|
| 4 | [be] [conj] a | 1326 |
|
