| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [noun] | 50632 |
|
| 2 | [prep] [adj] years | 23108 |
|
| 3 | [prep] [adj] years | 23108 |
|
| 4 | at [adj] [noun pl] | 14321 |
|
| 5 | at [adj] year | 541 |
|
| 6 | at [adj] years | 216 |
|
