| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [art] period | 79 |
|
| 2 | [adv prt] a period | 74 |
|
| 3 | [adv prt] a period | 74 |
|
| 4 | over [art] period | 69 |
|
| 5 | [adv prt] the period | 5 |
|
| 6 | [adv prt] the period | 5 |
|
