| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| arthur c clarke the star | 1.27 | 0.6 | 6790 | 73 |
| arthur c clarke the star pdf | 0.18 | 1 | 4622 | 74 |
| arthur c clarke the sentinel | 0.37 | 0.3 | 7860 | 11 |
| arthur c clarke the road to the sea | 1.23 | 0.4 | 6868 | 25 |
| arthur c clarke there are two possibilities | 1.24 | 0.9 | 4396 | 42 |
| arthur c clarke the sentinel pdf | 1.99 | 0.4 | 4096 | 62 |
| arthur c clarke the last theorem | 0.32 | 1 | 6604 | 94 |
| arthur c clarke the nine billion names of god | 0.94 | 0.7 | 8548 | 9 |
| arthur c clarke the songs of distant earth | 1.27 | 1 | 1687 | 48 |
| arthur c clarke the collected stories | 1.2 | 0.8 | 7796 | 64 |
| arthur c clarke the city and the stars | 1.13 | 0.9 | 994 | 33 |
| arthur c clarke the secret | 0.12 | 0.7 | 7140 | 32 |
| arthur c clarke the exploration of space | 1.71 | 0.3 | 4060 | 46 |
| arthur c clarke the parasite | 1.7 | 0.2 | 4527 | 56 |
| dog star by arthur c clarke | 1.83 | 0.1 | 1940 | 42 |
| the star arthur c clarke summary | 1.28 | 0.4 | 1420 | 60 |
| the star arthur c clarke analysis | 1.3 | 0.8 | 8807 | 94 |
