No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] [coord] over a period of | 6 | |
2 | [noun sg] [coord] over a period of | 5 | |
3 | [coord] [noun] over a period of | 9 | |
4 | [coord] over a period of [noun] | 15 | |
5 | [coord] over a period of [noun sg] | 12 | |
6 | [coord] over a period of time | 11 | |
7 | [coord] over a period of time | 11 |