| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| open source books library | 1.74 | 0.6 | 4547 | 48 |
| open source online library | 1.67 | 0.8 | 769 | 35 |
| free online books open library | 0.14 | 0.6 | 2099 | 11 |
| free online books open library pdf books | 1.56 | 0.1 | 8752 | 93 |
| open library online books | 0.4 | 0.3 | 4869 | 66 |
| open source ebook library | 0.23 | 0.6 | 3040 | 24 |
| free online book library | 1.55 | 0.6 | 3578 | 45 |
| open source books downloads | 0.62 | 1 | 5290 | 2 |
| online library for books | 1.12 | 1 | 4212 | 61 |
| open source software book | 1.8 | 0.9 | 5093 | 71 |
| download book from open library | 1 | 0.1 | 2882 | 72 |
| free open source books | 1.56 | 0.1 | 1211 | 34 |
| online library for free books | 0.02 | 1 | 8542 | 73 |
| open source book library | 1.83 | 0.9 | 7933 | 93 |
| books about open source | 1.88 | 1 | 1272 | 14 |
| open source books pdf | 1.04 | 0.6 | 3834 | 50 |
| open source software library | 0.65 | 0.2 | 1897 | 35 |
| what is open source library | 0.01 | 0.5 | 4515 | 58 |
| open source textbook library | 0.98 | 0.5 | 6706 | 47 |
| open source library system | 1.4 | 0.3 | 9882 | 5 |
| free open source library software | 1.73 | 0.1 | 7677 | 89 |
| top open source library | 1.13 | 0.5 | 2921 | 6 |
| open source book reader | 1.08 | 0.1 | 6492 | 31 |
