| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| search engines for scientific articles | 1.55 | 0.2 | 6556 | 45 | 38 |
| search | 1.37 | 0.1 | 8549 | 42 | 6 |
| engines | 1.53 | 0.1 | 3771 | 97 | 7 |
| for | 0.57 | 0.5 | 2286 | 99 | 3 |
| scientific | 1.03 | 1 | 3233 | 66 | 10 |
| articles | 1.16 | 0.6 | 9056 | 44 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| search engines for scientific articles | 1.6 | 0.3 | 8143 | 68 |
| search engines for research articles | 1.94 | 0.2 | 8674 | 35 |
| scientific research search engines | 1.06 | 0.5 | 1554 | 17 |
| search engines for articles | 1.52 | 0.9 | 8947 | 53 |
| search engines for science | 0.31 | 0.4 | 6972 | 4 |
| search engines for scientific literature | 0.01 | 0.7 | 3515 | 31 |
| search engines for scholarly articles | 0.84 | 0.3 | 7883 | 42 |
| best search engine for scientific research | 1.63 | 0.6 | 3882 | 100 |
| search engine for scientific papers | 1.74 | 0.9 | 4084 | 45 |
| scientific publication search engine | 1.76 | 0.3 | 2996 | 8 |
| scholarly article search engines | 0.72 | 0.2 | 8262 | 77 |
| article search engine for research | 0.42 | 1 | 5075 | 30 |
| scientific paper search engine | 0.85 | 0.1 | 7699 | 14 |
| scientific journal search engine | 0.32 | 1 | 3108 | 18 |
| search engines in research | 1.77 | 0.8 | 2443 | 1 |
| web of science article search engine | 0.14 | 1 | 8932 | 51 |
