| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adv] a year | 355 |
|
| 2 | [prep] [adv] a year | 355 |
|
| 3 | for [adv] a year | 226 |
|
| 4 | [prep] over a year | 108 |
|
| 5 | at [adv] a year | 71 |
|
| 6 | [prep] least a year | 69 |
|
| 7 | [prep] about a year | 62 |
|
| 8 | [prep] almost a year | 44 |
|
| 9 | [prep] nearly a year | 38 |
|
| 10 | after [adv] a year | 18 |
|
| 11 | of [adv] a year | 12 |
|
| 12 | [prep] only a year | 10 |
|
| 13 | in [adv] a year | 9 |
|
| 14 | [prep] just a year | 8 |
|
| 15 | to [adv] a year | 6 |
|
