| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| oxygen number of atoms | 0.62 | 0.6 | 1002 | 32 | 22 |
| oxygen | 0.68 | 0.3 | 8561 | 4 | 6 |
| number | 1.07 | 0.1 | 2380 | 38 | 6 |
| of | 0.44 | 0.9 | 5198 | 61 | 2 |
| atoms | 1.27 | 0.1 | 2682 | 88 | 5 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oxygen number of atoms | 1.96 | 0.4 | 7066 | 38 |
