| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [num] | 33155 |
|
| 2 | [prep] [num] years | 15203 |
|
| 3 | [adv] [num] years | 7381 |
|
| 4 | [adv] [prep] years | 348 |
|
