No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a long period of [noun] | 116 | |
2 | [prep] a long period of [noun] | 116 | |
3 | [prep] a long period of [noun sg] | 112 | |
4 | [prep] a long period of time | 88 | |
5 | [prep] a long period of time | 88 | |
6 | over a long period of [noun] | 75 | |
7 | over a long period of [noun] | 75 | |
8 | for a long period of [noun] | 17 | |
9 | for a long period of [noun] | 17 | |
10 | after a long period of [noun] | 10 | |
11 | after a long period of [noun] | 10 |