| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the period [prep] | 1367 |
|
| 2 | [adv] [prep] the period | 177 |
|
| 3 | [adv] [prep] the [prep] | 171 |
|
| 4 | [adv] the period [prep] | 45 |
|
