No | Pattern | Freq | Relations |
---|---|---|---|
1 | [adv] over a period [prep] time | 22 | |
2 | [adv] over a period [prep] [noun sg] | 22 | |
3 | [adv] over a period of [noun sg] | 22 | |
4 | [adv] over a period of [noun sg] | 22 | |
5 | [adv prt] over a period [prep] [noun sg] | 12 | |
6 | [adv] over a period [prep] [noun sg] | 9 | |
7 | up over a period [prep] [noun sg] | 5 | |
8 | up over a period [prep] [noun sg] | 5 |