No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] [prep] the [num ord] 15 years | 34 | |
2 | [noun] [prep] the last 15 years | 23 | |
3 | [noun sg] [prep] the [num ord] 15 years | 21 | |
4 | [noun] over the [num ord] 15 years | 18 | |
5 | [noun] over the [num ord] 15 years | 18 | |
6 | [noun pl] [prep] the [num ord] 15 years | 12 | |
7 | [noun] [prep] the next 15 years | 11 | |
8 | [noun] for the [num ord] 15 years | 6 | |
9 | [noun] for the [num ord] 15 years | 6 |