| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over [art] [num ord] two months | 16 |
|
| 2 | over the [num ord] two months | 16 |
|
| 3 | over [art] next two months | 10 |
|
| 4 | over [art] last two months | 6 |
|
