| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] over a [adj] period | 25 |
|
| 2 | [num] over a [adj] period | 9 |
|
| 3 | million [prep] a [adj] period | 8 |
|
| 4 | million [prep] a [adj] period | 8 |
|
| 5 | million over [art] [adj] period | 7 |
|
| 6 | million over [art] [adj] period | 7 |
|
| 7 | million over a [adj] period | 6 |
|
| 8 | million over a [adj] period | 6 |
|
| 9 | million over a [adj] [noun] | 6 |
|
| 10 | million over a [adj] period | 6 |
|
| 11 | million over a [adj] [noun sg] | 6 |
|
| 12 | million over a [adj] period | 6 |
|
| 13 | million over a [adj] period | 6 |
|
