| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| gutenberg project audio books free download | 1.6 | 0.7 | 2061 | 65 |
| gutenberg audio books free download | 1.63 | 0.6 | 1912 | 3 |
| gutenberg free audio books | 0.87 | 0.9 | 2352 | 27 |
| project gutenberg free books download | 1.78 | 0.1 | 9877 | 79 |
| free audiobook websites project gutenberg | 0.14 | 0.7 | 7863 | 33 |
| free downloadable books on project gutenberg | 1.24 | 0.7 | 7087 | 80 |
| project gutenberg download all books | 0.72 | 0.5 | 313 | 74 |
| project gutenberg free download | 1.66 | 0.1 | 6545 | 32 |
| downloadable books on project gutenberg | 0.58 | 0.5 | 4975 | 15 |
| gutenberg project free books online | 1.24 | 1 | 6851 | 84 |
| read free books project gutenberg | 1.23 | 0.8 | 5997 | 12 |
| project gutenberg ebooks free download | 1.92 | 0.1 | 2453 | 97 |
| free books project gutenberg | 1.16 | 1 | 1340 | 70 |
| project gutenberg download all | 1.33 | 0.9 | 2597 | 79 |
| project gutenberg open audiobook collection | 0.62 | 0.1 | 1150 | 36 |
