| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have done over the past [adj] | 7 |
|
| 2 | [verb] done over the past [adj] | 7 |
|
| 3 | done over the past [adj] [noun] | 7 |
|
| 4 | done over the past [adj] [noun pl] | 7 |
|
| 5 | done over the past [adj] years | 5 |
|
| 6 | done over the past [adj] year | 5 |
|
