| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [num] years [unc] | 149 |
|
| 2 | [conj] [verb] [prep] [num] years | 123 |
|
| 3 | [conj] [verb] [prep] [num] [unc] | 121 |
|
| 4 | [conj] [prep] [num] years [unc] | 21 |
|
| 5 | [conj] [verb] [num] years [unc] | 8 |
|
