| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| raman spectroscopy principle and working | 1.65 | 1 | 2577 | 29 | 40 |
| raman | 1.71 | 0.3 | 9802 | 26 | 5 |
| spectroscopy | 0.62 | 1 | 1172 | 70 | 12 |
| principle | 0.68 | 0.6 | 9966 | 57 | 9 |
| and | 1.54 | 0.2 | 377 | 67 | 3 |
| working | 1.79 | 0.8 | 5807 | 55 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| raman spectroscopy principle and working | 1.81 | 0.6 | 970 | 55 |
