| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] year or [adv] [coord] | 21 |
|
| 2 | [num] years [coord] [adv] [coord] | 21 |
|
| 3 | [num] year [coord] [adv] [coord] | 19 |
|
| 4 | [num] year [coord] [adv] and | 19 |
|
| 5 | [num] year [coord] so [coord] | 13 |
|
| 6 | [num] year [coord] so [coord] | 13 |
|
| 7 | [num] year [coord] more [coord] | 6 |
|
| 8 | [num] year [coord] more [coord] | 6 |
|
