| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years [adv] [art] group | 6 |
|
| 2 | [adj] years [adv] [art] group | 6 |
|
| 3 | [adj] years [adv] [art] group | 6 |
|
| 4 | [adj] years ago [art] group | 5 |
|
| 5 | [adj] years ago [art] group | 5 |
|
