| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [det] period | 726 |
|
| 2 | [n mass] [prep] [art] [det] | 350 |
|
| 3 | [n mass] [prep] [art] period | 78 |
|
| 4 | [n mass] [prep] [det] period | 28 |
|
