| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| wilhelm roentgen discovery | 1.45 | 0.5 | 2798 | 6 | 26 |
| wilhelm | 1.09 | 0.4 | 7452 | 65 | 7 |
| roentgen | 0.04 | 1 | 9039 | 43 | 8 |
| discovery | 0.35 | 0.8 | 2024 | 27 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| wilhelm roentgen discovery | 0.29 | 0.9 | 9764 | 64 |
| wilhelm roentgen discovered | 0.99 | 0.3 | 3541 | 85 |
| wilhelm roentgen discovered x-rays | 1.73 | 0.9 | 2410 | 73 |
| discovery of x-rays wilhelm roentgen 1895 | 0.1 | 0.1 | 4970 | 88 |
| wilhelm roentgen x ray discovery | 1.17 | 1 | 7269 | 46 |
| wilhelm conrad roentgen discovery | 1.69 | 0.5 | 9071 | 94 |
| how did wilhelm roentgen discovered x rays | 1.04 | 0.2 | 5052 | 91 |
| wilhelm conrad roentgen discovered x-ray by | 0.73 | 0.6 | 7834 | 88 |
| wilhelm conrad roentgen discovered | 0.98 | 1 | 3561 | 54 |
| where did wilhelm roentgen discovered x rays | 0.38 | 0.1 | 866 | 37 |
| wilhelm roentgen discovered x rays | 1.12 | 1 | 4880 | 59 |
| wilhelm konrad roentgen discovered | 1.12 | 0.3 | 772 | 75 |
| when did wilhelm roentgen discovered x rays | 0.69 | 0.7 | 346 | 97 |
