| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but at [art] | 1410 |
|
| 2 | but at [art] | 1410 |
|
| 3 | but [prep] an | 475 |
|
| 4 | but at a | 173 |
|
| 5 | [conj] at an | 89 |
|
| 6 | [coord] at an | 66 |
|
| 7 | but at an | 16 |
|
