| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free book sites project gutenberg | 0.67 | 0.1 | 1403 | 94 |
| project gutenberg free books download | 1.15 | 0.8 | 7713 | 66 |
| free textbook websites project gutenberg | 1.74 | 0.7 | 2404 | 84 |
| free downloadable books on project gutenberg | 1.76 | 0.3 | 3812 | 64 |
| free ebooks gutenberg project | 1.4 | 0.8 | 729 | 53 |
| free ebook project gutenberg | 1.31 | 0.3 | 6344 | 30 |
| downloadable books on project gutenberg | 1.33 | 0.1 | 5145 | 81 |
| project gutenberg download all books | 1.55 | 0.1 | 3148 | 95 |
| how to download books from gutenberg project | 0.96 | 0.3 | 5345 | 99 |
| gutenberg project audio books free download | 0.87 | 0.8 | 8221 | 5 |
