| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| library of congress free pdf books | 0.97 | 0.6 | 2834 | 97 |
| library of congress ebooks free | 1 | 0.8 | 5413 | 15 |
| library of congress books to read online | 1.32 | 0.9 | 5777 | 4 |
| library of congress free downloads | 1.59 | 0.6 | 2921 | 33 |
| congress library online books | 1.37 | 0.8 | 755 | 29 |
| library of congress book list | 1.7 | 0.4 | 4066 | 6 |
| library of congress book program | 0.22 | 1 | 6426 | 33 |
| library of congress ebooks | 0.96 | 0.4 | 9012 | 63 |
| library of congress free book download | 1.64 | 0.3 | 3513 | 79 |
| library of congress free books | 0.48 | 1 | 2675 | 84 |
| library of congress free books online | 1.57 | 0.6 | 6455 | 84 |
| does the library of congress have ebooks | 1.52 | 0.9 | 1149 | 74 |
| library of congress downloadable books | 1.07 | 0.9 | 3472 | 75 |
| library of congress books online | 0.37 | 1 | 7711 | 78 |
| library of congress book | 0.13 | 0.3 | 4833 | 87 |
| library of congress books pdf | 0.27 | 1 | 709 | 80 |
| download library of congress | 1.78 | 0.9 | 6434 | 83 |
