| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| o2 2 bond order paramagnetic | 0.83 | 0.7 | 2217 | 19 | 29 |
| o2 | 1.38 | 0.5 | 500 | 7 | 2 |
| 2 | 0.21 | 1 | 4226 | 80 | 1 |
| bond | 1.15 | 0.9 | 5648 | 88 | 4 |
| order | 0.4 | 0.6 | 3890 | 13 | 5 |
| paramagnetic | 0.74 | 1 | 8417 | 96 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| o2 2 bond order paramagnetic | 0.99 | 0.2 | 8403 | 64 |
