No | Pattern | Freq | Relations |
---|---|---|---|
1 | [art] [adv] long period of | 23 | |
2 | [art] [adv] long period of | 18 | |
3 | a [adv] long period of | 17 | |
4 | [art] very long period of | 8 | |
5 | [art] very long period of | 8 | |
6 | [art] [adv] longer period of | 5 | |
7 | the [adv] long period of | 5 |