| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | over a [adj] period [prep] | 183 |
|
| 2 | over a [adj] period [prep] | 183 |
|
| 3 | [prep] a [adj] period in | 83 |
|
| 4 | [prep] a [adj] period in | 83 |
|
| 5 | over a [adj] [noun] in | 44 |
|
| 6 | over a [adj] [noun sg] in | 38 |
|
| 7 | over [art] [adj] period in | 18 |
|
| 8 | over a [adj] period in | 7 |
|
| 9 | over a [adj] period in | 7 |
|
| 10 | over a [adj] period in | 7 |
|
