| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [no cls] over [art] period | 19 |
|
| 2 | [unc] over [art] period | 19 |
|
| 3 | [unc] over the period | 15 |
|
| 4 | [unc] over the period | 15 |
|
| 5 | cent over [art] period | 14 |
|
| 6 | cent over [art] period | 14 |
|
