| Keyword |
CPC |
PCC |
Volume |
Score |
| books should be free website | 1.45 | 0.9 | 2882 | 72 |
| should college books be free | 1.18 | 0.8 | 5231 | 94 |
| why college books should be free | 1.56 | 0.4 | 2999 | 47 |
| books about should college be free | 1.65 | 0.9 | 3682 | 72 |
| should books be free in college | 0.55 | 0.3 | 2442 | 93 |
| why books should be in college free | 0.47 | 0.7 | 5557 | 70 |
| books on why college tuition should be free | 1.86 | 0.7 | 853 | 87 |
| free books on why college should be free | 1.03 | 0.5 | 9338 | 78 |
| education should be free books | 1.91 | 0.7 | 2438 | 4 |
| books on why education should be free | 0.52 | 0.6 | 419 | 65 |
| school books should be free | 1.6 | 0.8 | 4500 | 65 |
| books should be free audio books | 2 | 0.7 | 1414 | 15 |
| college books should be free | 1.45 | 1 | 175 | 28 |
| books should be free audio | 0.52 | 0.8 | 6397 | 40 |
