| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [num] [noun] ' | 560 |
|
| 2 | [noun] [prep] [num] [noun pl] ' | 558 |
|
| 3 | [noun] [prep] [adj] years ' | 316 |
|
| 4 | [noun] [prep] [num] years [unc] | 293 |
|
| 5 | [noun] [prep] [num] year ' | 288 |
|
