| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] [adj] years | 612 |
|
| 2 | [prep] [adj] years time | 123 |
|
| 3 | [prep] [num] years time | 122 |
|
| 4 | [prep] [num] [adj] time | 77 |
|
| 5 | [num] [adj] years time | 6 |
|
