| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [num] [noun pl] ' | 279 |
|
| 2 | [adv] [num] [noun] ' | 279 |
|
| 3 | [adv] [num] years [unc] | 122 |
|
| 4 | [adv] [num] years ' | 113 |
|
| 5 | [adv] [num] year ' | 110 |
|
| 6 | [adv] [adj] years ' | 110 |
|
