| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the [adj -er] [adj] period | 14 |
|
| 2 | [prep] the [adj -er] [adj] period | 14 |
|
| 3 | in the [adj -er] [adj] period | 8 |
|
| 4 | in the [adj -er] [adj] period | 8 |
|
