No | Pattern | Freq | Relations |
---|---|---|---|
1 | [num] year [noun] [prep] | 361 | |
2 | [num] year [noun sg] [prep] | 286 | |
3 | [num] [noun] period [prep] | 97 | |
4 | [num] [noun sg] period [prep] | 93 | |
5 | [adj] year period [prep] | 42 | |
6 | [num] year period [prep] | 41 | |
7 | [num] year period [prep] | 40 |