| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] over a [adj] period | 10 |
|
| 2 | [coord] over [art] [adj] period | 10 |
|
| 3 | [coord] over a [adj] period | 10 |
|
| 4 | [coord] over [art] long period | 7 |
|
| 5 | or over [art] [adj] period | 5 |
|
