| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a year | 1674 |
|
| 2 | over a [noun] | 1449 |
|
| 3 | over [art] year | 410 |
|
| 4 | over [art] year | 410 |
|
| 5 | over a year | 382 |
|
