No | Pattern | Freq | Relations |
---|---|---|---|
1 | [prep] a [num] year [noun] | 282 | |
2 | [prep] a [num] year [noun sg] | 279 | |
3 | [prep] a [num] [noun] period | 204 | |
4 | [prep] a [num] [noun sg] period | 202 | |
5 | [prep] [art] [num] year period | 171 | |
6 | [prep] [art] [num] year period | 171 | |
7 | [prep] a [num] year period | 111 | |
8 | [prep] a [num] year period | 110 | |
9 | [prep] a [num] year period | 110 | |
10 | [prep] a [num] year period | 110 | |
11 | [prep] a [adj] year period | 110 |