| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| first printing press invented | 0.97 | 0.5 | 2162 | 97 | 29 |
| first | 1.33 | 0.5 | 9907 | 71 | 5 |
| printing | 0.2 | 0.5 | 333 | 97 | 8 |
| press | 1.48 | 0.3 | 7612 | 83 | 5 |
| invented | 1.89 | 1 | 4271 | 92 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| first printing press invented | 1.12 | 0.9 | 1559 | 89 |
| first printing press inventor | 1.37 | 0.8 | 8794 | 15 |
| when was the first printing press invented | 0.82 | 0.8 | 2887 | 82 |
| who invented the first printing press | 1.24 | 0.1 | 1944 | 49 |
| where was the printing press first invented | 1.69 | 0.7 | 1431 | 82 |
| first printing press was invented by | 1.31 | 1 | 7357 | 18 |
| the first successful printing press inventor | 0.9 | 0.1 | 435 | 34 |
| inventor of the first movable printing press | 0.98 | 0.2 | 2500 | 6 |
