| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] a | 21068 |
|
| 2 | [coord] [prep] a | 14378 |
|
| 3 | but [prep] [art] | 12853 |
|
| 4 | but [prep] a | 3594 |
|
