| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| heinlein audio books | 0.25 | 0.4 | 9602 | 81 | 20 |
| heinlein | 1.33 | 0.1 | 2951 | 46 | 8 |
| audio | 0.5 | 0.5 | 8306 | 88 | 5 |
| books | 0.53 | 0.8 | 6302 | 2 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| heinlein audio books | 1.17 | 0.4 | 5552 | 75 |
| heinlein audio books youtube | 1.62 | 0.7 | 2371 | 5 |
| heinlein audio books free | 0.21 | 0.1 | 2197 | 46 |
| heinlein audio books star beast | 1.63 | 0.8 | 2093 | 8 |
| sci fi audio book heinlein youtube | 1.99 | 0.3 | 5301 | 79 |
| free robert heinlein audio books | 1.69 | 0.9 | 9427 | 36 |
| robert heinlein audio books | 0.36 | 0.9 | 7787 | 44 |
| robert a heinlein audio books full | 0.15 | 0.1 | 1365 | 100 |
| open source robert heinlein audio books | 1.25 | 0.5 | 2452 | 47 |
| heinlein books to movies | 0.25 | 0.3 | 8684 | 33 |
| heinlein books free download | 1.52 | 0.8 | 2541 | 37 |
| heinlein books free pdf | 0.84 | 1 | 9844 | 70 |
| heinlein books made into movies | 1.45 | 0.9 | 2280 | 80 |
| free books by heinlein online | 0.64 | 0.2 | 4434 | 99 |
| robert heinlein books pdf | 1.5 | 0.6 | 7292 | 7 |
| robert heinlein books to read | 0.64 | 0.1 | 2496 | 37 |
| robert heinlein books online free | 0.5 | 0.6 | 5341 | 21 |
| robert heinlein books made into movies | 1 | 0.3 | 5384 | 40 |
| books by robert a heinlein | 0.62 | 0.1 | 6547 | 13 |
| free robert heinlein books | 0.09 | 0.9 | 6804 | 80 |
| robert heinlein ebooks free download | 1.11 | 0.7 | 8806 | 77 |
| robert a heinlein written works | 0.55 | 0.4 | 5046 | 89 |
