| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| optical coupler definition | 0.41 | 0.1 | 4679 | 41 | 26 |
| optical | 0.46 | 0.6 | 2345 | 66 | 7 |
| coupler | 1.18 | 0.7 | 8984 | 50 | 7 |
| definition | 0.22 | 0.2 | 8732 | 17 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| optical coupler definition | 0.57 | 0.5 | 8639 | 98 |
