| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] than | 2542 |
|
| 2 | [prep] [det] than | 2542 |
|
| 3 | at [det] [conj] | 1236 |
|
| 4 | at [det] [subord] | 517 |
|
| 5 | at [adj] than | 151 |
|
| 6 | at [det] than | 121 |
|
| 7 | at [det] than | 121 |
|
