| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [conj] a year | 288 |
|
| 2 | [conj] a year [adv] | 188 |
|
| 3 | [det] [conj] a [adv] | 158 |
|
| 4 | [det] a year [adv] | 11 |
|
