| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] years [coord] [adv] [art] | 27 |
|
| 2 | [num] years or [adv] [art] | 14 |
|
| 3 | [num] years [conj] [adv] a | 14 |
|
| 4 | [num] years or [adv] [art] | 14 |
|
| 5 | [num] years [conj] [adv] the | 14 |
|
| 6 | [num] years [conj] so [art] | 10 |
|
| 7 | [num] years and [adv] [art] | 9 |
|
| 8 | [num] years and [adv] [art] | 9 |
|
