| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] a year | 3221 |
|
| 2 | [noun] [adv] a | 3083 |
|
| 3 | [adv] a year | 1618 |
|
| 4 | [noun] [adv] year | 15 |
|
