| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [num] year ['s] [noun] | 181 |
|
| 2 | [noun pl] of [num] year ['s] | 15 |
|
| 3 | [noun pl] of [num] year [noun] | 10 |
|
| 4 | [noun pl] of [num] ['s] [noun] | 10 |
|
