Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
inventor of the ballpoint pen | 0.7 | 0.2 | 3873 | 29 |
invention of the ballpoint pen | 0.98 | 0.5 | 9990 | 81 |
ballpoint pen inventor biro | 0.73 | 0.7 | 4443 | 79 |
ballpoint pen inventor crossword | 1.28 | 0.6 | 365 | 51 |
ballpoint pen inventor crossword clue | 0.58 | 0.3 | 5920 | 26 |
inventor of modern ballpoint pen | 1.03 | 0.8 | 8789 | 19 |
ballpoint pen inventor brothers | 1.24 | 0.5 | 3711 | 69 |
ballpoint pen invention date | 1.95 | 1 | 3092 | 73 |
modern ballpoint pen inventor | 0.11 | 0.8 | 4343 | 54 |