Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
free audio books online project gutenberg | 1.95 | 0.5 | 2396 | 20 |
free books online project gutenberg | 0.81 | 0.4 | 1505 | 44 |
books online free to read project gutenberg | 1.83 | 0.9 | 9611 | 80 |
free downloadable books on project gutenberg | 0.62 | 0.3 | 6345 | 85 |
microsoft gutenberg audio books | 1.96 | 0.7 | 9139 | 9 |
read free books project gutenberg | 0.89 | 0.9 | 1412 | 51 |
gutenberg project books online | 0.63 | 0.1 | 190 | 22 |
free books project gutenberg | 0.95 | 0.2 | 7883 | 47 |
project gutenberg open audiobook collection | 0.82 | 0.7 | 5812 | 21 |
downloadable books on project gutenberg | 1.8 | 0.9 | 3514 | 32 |