| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] [det] period | 10 |
|
| 2 | [verb] [adv prt] [adj] period | 8 |
|
| 3 | [verb] [adv] this period | 7 |
|
| 4 | [verb] [adv] this period | 7 |
|
| 5 | [to-vb] [adv] [adj] period | 6 |
|
| 6 | [verb] over [adj] period | 5 |
|
| 7 | [verb] over [adj] period | 5 |
|
