| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [adv] a [noun] | 190 |
|
| 2 | [adv] [prep] [adv] a year | 33 |
|
| 3 | [adv] [prep] [adv] [art] year | 23 |
|
