No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a [adv] [adj] period [conj] | 10 | |
2 | [prep] a [adv] longer [noun sg] [conj] | 9 | |
3 | [prep] a [adv] longer [noun] [conj] | 9 | |
4 | [prep] a [adv] [adj -er] period [conj] | 6 | |
5 | [prep] a [adv] long period [conj] | 6 | |
6 | [prep] [art] [adv] longer period [conj] | 5 | |
7 | [prep] a [adv] longer period [conj] | 5 | |
8 | [prep] a [adv] longer period [conj] | 5 | |
9 | [prep] a [adv] longer period [conj] | 5 |