| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun pl] [prep] [art] | 44781 |
|
| 2 | [noun pl] [prep] [art] period | 851 |
|
| 3 | [prep] [prep] [art] period | 15 |
|
| 4 | [prep] [noun pl] [prep] period | 10 |
|
