| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [n mass] over [num] years | 33 |
|
| 2 | [prep] [n mass] over [adj] years | 33 |
|
| 3 | of [n mass] over [adj] years | 12 |
|
| 4 | of [n mass] over [adj] years | 12 |
|
| 5 | [prep] [n mass] over three years | 12 |
|
| 6 | [prep] [n mass] over three years | 12 |
|
| 7 | [prep] [n mass] over five years | 10 |
|
| 8 | to [n mass] over [adj] years | 10 |
|
| 9 | to [n mass] over [adj] years | 10 |
|
| 10 | [prep] [n mass] over five years | 10 |
|
