| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over the [adj] period in | 11 |
|
| 2 | over [art] [adj] period in | 10 |
|
| 3 | over [art] same period in | 8 |
|
| 4 | over [art] same period in | 8 |
|
| 5 | over [art] [det] period in | 8 |
|
| 6 | over a [adj] period in | 6 |
|
