| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| upov 91 | 0.88 | 1 | 3822 | 8 |
| upov 1991 | 1.98 | 0.3 | 5911 | 8 |
| upov 1991 pdf | 0.74 | 1 | 5866 | 9 |
| upov 1978 | 0.44 | 0.9 | 713 | 98 |
| upov 1961 | 0.2 | 0.4 | 9558 | 49 |
| upov 1978 and 1991 | 1.94 | 0.1 | 1324 | 54 |
| upov convention 1991 | 1.99 | 0.2 | 2079 | 44 |
| 1991 act of the upov convention | 1.05 | 0.4 | 2998 | 4 |
