| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] of [num] [unc] | 2762 |
|
| 2 | [noun] of [num] years | 1697 |
|
| 3 | of [num] years [unc] | 190 |
|
| 4 | [noun] of years [unc] | 27 |
|
| 5 | [noun] [num] years [unc] | 13 |
|
