| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the [adj] period | 2992 |
|
| 2 | works [prep] the [adj] | 140 |
|
| 3 | works [prep] the period | 5 |
|
| 4 | works [prep] [adj] period | 5 |
|
