| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a [num] year [noun sg] | 124 |
|
| 2 | over a [num] year [noun sg] | 76 |
|
| 3 | [verb] over a [num] [noun sg] | 28 |
|
| 4 | [verb] over a [num] year | 10 |
|
