| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when was the printing press invented | 1.07 | 1 | 5618 | 6 |
| when was the printing press invented date | 0.23 | 1 | 4376 | 75 |
| when was the printing press invented in china | 0.47 | 0.6 | 796 | 9 |
| when was the printing press invented europe | 1.91 | 0.8 | 8218 | 10 |
| when was the printing press invented year | 0.08 | 0.2 | 6702 | 34 |
| when was the printing press invented england | 1.81 | 0.6 | 1046 | 79 |
| when was the printing press invented britain | 1.34 | 0.5 | 5969 | 23 |
| when was the printing press invented uk | 0.43 | 0.6 | 5742 | 35 |
| printing press invented | 0.16 | 0.9 | 8597 | 57 |
| when was the first printing press invented | 1.01 | 0.8 | 633 | 50 |
| printing press was invented by | 0.39 | 0.1 | 3446 | 39 |
| invented the printing press for europe | 0.23 | 0.5 | 918 | 86 |
| printing press invented by johannes gutenberg | 1.02 | 0.8 | 5630 | 34 |
| printing press first invented | 0.27 | 1 | 8950 | 27 |
