| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] [adj] of | 3539 |
|
| 2 | [prep] [adj] period of | 208 |
|
| 3 | [adv] [adj] period of | 156 |
|
| 4 | [adv] [prep] [adj] period | 133 |
|
