| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| open national science library | 0.94 | 0.3 | 7299 | 76 | 29 |
| open | 0.7 | 0.7 | 6409 | 92 | 4 |
| national | 0.96 | 0.1 | 6361 | 13 | 8 |
| science | 1.38 | 0.7 | 6508 | 20 | 7 |
| library | 1.98 | 0.3 | 41 | 87 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| open national science library | 1.14 | 0.5 | 4687 | 60 |
| national library of science | 1.48 | 0.3 | 5198 | 24 |
| national science open sci | 1.42 | 0.3 | 3394 | 36 |
| open science and library development | 1.69 | 1 | 1607 | 22 |
| national science open 2 | 1.87 | 0.3 | 3780 | 73 |
| open access library science journals | 0.62 | 0.1 | 4975 | 48 |
| national science library opac | 1.6 | 0.5 | 2113 | 62 |
| national open science festival | 1.85 | 0.7 | 2239 | 39 |
| national science open letpub | 0.34 | 0.2 | 300 | 22 |
| national science digital library | 1.45 | 0.4 | 1226 | 5 |
| national science and technology library | 0.03 | 0.5 | 8858 | 69 |
| national science open if | 1.13 | 0.8 | 2614 | 43 |
| the open science laboratory | 1.39 | 0.1 | 9319 | 26 |
| open science open access | 1.5 | 0.4 | 1736 | 38 |
| national science library of india | 1.9 | 0.8 | 5697 | 85 |
| open library of bioscience | 1.79 | 0.5 | 9813 | 45 |
| national science library issn | 1.45 | 1 | 2747 | 35 |
| national science open nso | 1.64 | 0.9 | 795 | 9 |
| science china life sciences open access | 0.09 | 0.2 | 1457 | 10 |
| chinese open science network | 1.8 | 0.1 | 7306 | 13 |
| nasa open science initiative | 0.4 | 0.9 | 1326 | 51 |
| open life sciences issn | 1.91 | 0.2 | 7036 | 29 |
