| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [noun] [prep] a [adj] | 7554 |
|
| 2 | [noun] [prep] a [adj] period | 766 |
|
| 3 | [verb] [prep] a [adj] period | 425 |
|
| 4 | [verb] [noun] [prep] a period | 50 |
|
| 5 | [verb] [noun] [prep] [adj] period | 46 |
|
