| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [prep] [adj] years | 817 |
|
| 2 | [adv prt] [prep] [num] years | 693 |
|
| 3 | [adv prt] [prep] eight [noun] | 135 |
|
| 4 | [adv prt] [prep] eight [noun pl] | 105 |
|
| 5 | [adv] [prep] eight years | 23 |
|
| 6 | [adv prt] [prep] eight years | 9 |
|
| 7 | [adv prt] [prep] eight year | 9 |
|
