| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| chemical structure of formaldehyde | 1.87 | 0.7 | 3778 | 10 | 34 |
| chemical | 1.69 | 0.4 | 7785 | 11 | 8 |
| structure | 1.22 | 0.3 | 820 | 43 | 9 |
| of | 1.58 | 0.5 | 7123 | 64 | 2 |
| formaldehyde | 2 | 0.2 | 4177 | 49 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| chemical structure of formaldehyde | 0.08 | 0.6 | 7610 | 88 |
