| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [num] years [unc] [noun] | 684 |
|
| 2 | [prep] [num] years [unc] [noun] | 684 |
|
| 3 | in [num] [noun] [unc] [noun] | 450 |
|
| 4 | in [num] [noun pl] [unc] [noun] | 310 |
|
| 5 | in [num] year [unc] [noun] | 181 |
|
| 6 | in [adj] years [unc] [noun] | 169 |
|
| 7 | in [num] years [unc] [noun] | 166 |
|
