| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years [unc] [noun sg] | 1117 |
|
| 2 | of [num] years [unc] | 190 |
|
| 3 | of [num] [unc] [noun sg] | 81 |
|
| 4 | of [num] years [noun sg] | 34 |
|
| 5 | of years [unc] [noun sg] | 19 |
|
