| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years [conj] [adv] a | 15 |
|
| 2 | [num] year [conj] [adv] a | 14 |
|
| 3 | [num] year [coord] [adv] a | 14 |
|
| 4 | [num] year and [adv] a | 7 |
|
| 5 | [num] year and [adv] a | 7 |
|
| 6 | [num] year or [adv] a | 6 |
|
| 7 | [num] year or [adv] a | 6 |
|
