| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | the [adv] [adj] of | 2640 |
|
| 2 | the [adj] period of | 445 |
|
| 3 | [adv] [adj] period of | 156 |
|
| 4 | the [adv] [adj] period | 79 |
|
