| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] period [prep] [art] [noun sg] | 352 |
|
| 2 | [art] short period [prep] [noun sg] | 81 |
|
| 3 | [art] short period [prep] [art] | 15 |
|
| 4 | short period [prep] [art] [noun sg] | 12 |
|
