| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] [adj] years | 2667 |
|
| 2 | [prep] [adv] [num] years | 2407 |
|
| 3 | [prep] [adv] eight [noun] | 203 |
|
| 4 | [prep] [adv] eight [noun pl] | 180 |
|
| 5 | [prep] [adv] eight year | 36 |
|
| 6 | [prep] [adv] eight years | 36 |
|
