| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] at a [adj] | 339 |
|
| 2 | [conj] at a [adj] | 225 |
|
| 3 | [conj] [prep] a certain | 104 |
|
| 4 | [conj] [prep] a certain | 104 |
|
| 5 | [conj] at a certain | 14 |
|
| 6 | [conj] at [art] certain | 14 |
|
| 7 | [conj] at a certain | 14 |
|
| 8 | [conj] at [art] certain | 14 |
|
| 9 | [conj] at a certain | 14 |
|
