| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [adj] period [prep] | 1473 |
|
| 2 | [prep] be [art] [adj] [prep] | 237 |
|
| 3 | be [art] [adj] period [prep] | 96 |
|
| 4 | [prep] be [art] period [prep] | 16 |
|
| 5 | [prep] be [art] [adj] period | 10 |
|
