| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [prep] [num] years ' | 49 |
|
| 2 | [adj] to [num] years ' | 37 |
|
| 3 | [adj] after [num] years ' | 15 |
|
| 4 | [adj] [prep] [num] years ' | 11 |
|
| 5 | [adj] [prep] five years ' | 10 |
|
| 6 | [adj] [prep] 10 years ' | 8 |
|
| 7 | [adj] [prep] three years ' | 7 |
|
| 8 | two [prep] [num] years ' | 6 |
|
| 9 | [adj] in [num] years ' | 6 |
|
| 10 | two [prep] [num] years ' | 6 |
|
| 11 | [det] [prep] [num] years ' | 6 |
|
| 12 | [adj] [prep] 20 years ' | 5 |
|
