No | Pattern | Freq | Relations |
---|---|---|---|
1 | [coord] [prep] a [noun] of | 1905 | |
2 | [coord] [prep] a [noun sg] of | 1807 | |
3 | [conj] [prep] a period of | 51 | |
4 | [coord] [prep] [art] period of | 44 | |
5 | [coord] [prep] a period [prep] | 35 | |
6 | [coord] [prep] a period [prep] | 35 | |
7 | [coord] [prep] a period of | 32 | |
8 | [coord] [prep] a period of | 32 | |
9 | [coord] [prep] a period of | 32 |