| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adj] period [prep] | 2291 |
|
| 2 | [art] long period [prep] | 304 |
|
| 3 | [art] long [adj] period | 21 |
|
| 4 | long [adj] period [prep] | 8 |
|
| 5 | [art] long [adj] [prep] | 8 |
|
