| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| list of penguin classic books | 0.63 | 0.9 | 4176 | 93 |
| list of penguin books | 1.55 | 0.5 | 309 | 73 |
| penguin classic books collection | 1.61 | 0.2 | 2644 | 19 |
| penguin classic hardcover books | 0.97 | 0.7 | 7683 | 26 |
| list of penguin classics | 1.24 | 0.4 | 1079 | 13 |
| complete list of penguin classics | 1.26 | 0.2 | 782 | 13 |
| penguin 100 classic books | 0.02 | 0.2 | 1582 | 32 |
| penguin classics book list wikipedia | 0.71 | 0.5 | 99 | 56 |
| penguin classics list pdf | 0.91 | 0.9 | 762 | 76 |
| penguin books classics set | 1.92 | 0.4 | 8450 | 96 |
| penguin hardcover classics list | 0.75 | 0.5 | 1031 | 86 |
| list of penguin modern classics | 0.66 | 0.3 | 9112 | 92 |
| penguin books classics catalogue | 1.89 | 0.8 | 1997 | 13 |
| books published by penguin | 1.68 | 0.2 | 6906 | 92 |
| penguin classics book set | 1.86 | 0.3 | 1595 | 6 |
| best books about penguins | 0.46 | 0.6 | 4790 | 55 |
