| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | years as [art] | 344 |
|
| 2 | years as [art] | 344 |
|
| 3 | years as a | 291 |
|
| 4 | years as a | 245 |
|
| 5 | years as the | 53 |
|
| 6 | years as the | 53 |
|
| 7 | years as an | 46 |
|
