No | Pattern | Freq | Relations |
---|---|---|---|
1 | over a [adj] period of [noun] | 126 | |
2 | over a long period of [noun] | 81 | |
3 | [prep] a longer period of [noun] | 11 | |
4 | [prep] a longer period of [noun] | 11 | |
5 | over a [adj -er] period of [noun] | 7 | |
6 | over a longer [noun] of [noun] | 6 | |
7 | over [art] longer period of [noun] | 6 | |
8 | over a longer [noun sg] of [noun] | 6 | |
9 | over a longer period of [noun] | 6 | |
10 | over a longer period of [noun] | 6 | |
11 | over a longer period of [noun] | 6 | |
12 | over [art] longer period of [noun] | 6 | |
13 | over a longer period [prep] [noun] | 6 | |
14 | over a longer period of [noun] | 6 | |
15 | over a longer period [prep] [noun] | 6 |