Keyword | CPC | PCC | Volume | Score | Length of keyword |
---|---|---|---|---|---|
principles of physical optics 2nd edition | 1.97 | 0.8 | 3125 | 80 | 41 |
principles | 0.17 | 0.6 | 6802 | 2 | 10 |
of | 0.09 | 0.4 | 6584 | 46 | 2 |
physical | 0.22 | 0.8 | 9248 | 86 | 8 |
optics | 0.42 | 0.2 | 1264 | 4 | 6 |
2nd | 0.81 | 0.1 | 5248 | 55 | 3 |
edition | 1.99 | 0.4 | 7741 | 70 | 7 |