| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [num] years [unc] | 293 |
|
| 2 | [prep] [num] years [unc] time | 170 |
|
| 3 | [noun] [prep] [num] years time | 27 |
|
| 4 | [noun] [prep] years [unc] time | 5 |
|
