| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| hydrogen element information | 1.97 | 0.7 | 5428 | 49 | 28 |
| hydrogen | 0.94 | 0.5 | 8916 | 3 | 8 |
| element | 1.93 | 0.2 | 7188 | 32 | 7 |
| information | 1.39 | 0.9 | 6086 | 10 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hydrogen element information | 1.51 | 0.7 | 8853 | 60 |
