| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [noun] [prep] this period | 65 |
|
| 2 | [noun] [prep] [noun] [prep] this period | 65 |
|
| 3 | [noun] [prep] [noun] over this [noun] | 23 |
|
| 4 | [noun] [prep] [noun] over [adj] period | 22 |
|
| 5 | [noun] [prep] [noun] over [det] period | 13 |
|
| 6 | [noun] [prep] [noun] over this period | 8 |
|
| 7 | [noun] [prep] [noun] over this period | 8 |
|
| 8 | [noun] [prep] [noun] over this period | 8 |
|
