| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] over [num] years | 638 |
|
| 2 | [prep] over [adj] years | 638 |
|
| 3 | [prep] [adv] ten years | 129 |
|
| 4 | [prep] [adv] ten years | 129 |
|
| 5 | [prep] over ten [noun] | 37 |
|
| 6 | [prep] over ten [noun pl] | 35 |
|
| 7 | [prep] over ten years | 32 |
|
| 8 | [prep] over ten years | 32 |
|
| 9 | [prep] over ten year | 32 |
|
