| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [adj] [noun] [prep] a | 1121 |
|
| 2 | [adj] [noun] [prep] a period | 179 |
|
| 3 | in [noun] [prep] a period | 28 |
|
| 4 | in [adj] [noun] [prep] period | 5 |
|
