Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
printing press was invented during what age | 0.09 | 0.2 | 2487 | 97 |
what year was printing press invented | 1.25 | 1 | 7162 | 25 |
what century was the printing press invented | 1.5 | 0.7 | 9285 | 36 |
when was a printing press invented | 1.37 | 0.3 | 1156 | 61 |
printing press was invented in which year | 1.2 | 0.3 | 7362 | 30 |
printing press invented date | 1.27 | 0.4 | 2698 | 18 |
printing press invented year | 0.16 | 0.1 | 292 | 76 |
who invented the printing press in what year | 1.87 | 0.5 | 4968 | 27 |