| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] [noun] a year | 243 |
|
| 2 | [prep] [adj] [noun] [adv] a | 195 |
|
| 3 | [adj] [noun] [adv] a year | 39 |
|
| 4 | [prep] [noun] [adv] a year | 38 |
|
| 5 | [prep] [adj] [adv] a year | 5 |
|
