| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [prep] a year | 25 |
|
| 2 | and [prep] a year | 24 |
|
| 3 | and within a year | 12 |
|
| 4 | and within a year | 12 |
|
| 5 | and for a year | 5 |
|
| 6 | and for a year | 5 |
|
