| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| clifford simak bibliografia | 1.51 | 0.3 | 8261 | 3 | 27 |
| clifford | 1.39 | 0.2 | 7897 | 9 | 8 |
| simak | 0.02 | 0.4 | 2509 | 61 | 5 |
| bibliografia | 1.55 | 0.2 | 5965 | 27 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| clifford simak bibliografia | 1.9 | 0.4 | 4935 | 39 |
| clifford simak bibliography | 0.95 | 0.6 | 7621 | 64 |
