| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] in [num] | 1872 |
|
| 2 | in [num] years | 1667 |
|
| 3 | [adv prt] [num] years | 227 |
|
| 4 | [adv prt] in years | 15 |
|
