| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over [art] previous [num] years | 32 |
|
| 2 | [noun] over [art] previous [num] years | 32 |
|
| 3 | [noun] over the previous [num] years | 32 |
|
| 4 | [noun] over the previous [num] years | 32 |
|
| 5 | [noun] over [art] previous [num] years | 32 |
|
| 6 | [noun sg] over [art] previous [num] years | 18 |
|
| 7 | [noun pl] over [art] previous [num] years | 10 |
|
| 8 | [noun] over [art] previous three years | 7 |
|
| 9 | [noun] over [art] previous five years | 5 |
|
