| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [conj] | 3134 |
|
| 2 | at [adj] [subord] | 736 |
|
| 3 | [prep] [adj] before | 152 |
|
| 4 | [prep] [adj] before | 152 |
|
| 5 | at [adj] before | 13 |
|
| 6 | at [adj] before | 13 |
|
