| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| robert a. heinlein books | 0.78 | 0.6 | 5289 | 47 | 24 |
| robert | 1.94 | 0.2 | 6309 | 70 | 6 |
| a. | 0.63 | 0.9 | 6466 | 42 | 2 |
| heinlein | 0.9 | 0.4 | 6895 | 45 | 8 |
| books | 1.43 | 0.9 | 2358 | 28 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| robert a. heinlein books | 1.69 | 0.3 | 8399 | 8 |
