| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| triplet state o2 | 0.75 | 0.7 | 8315 | 49 | 16 |
| triplet | 1.78 | 0.4 | 603 | 24 | 7 |
| state | 1.44 | 1 | 427 | 8 | 5 |
| o2 | 1.83 | 0.6 | 4344 | 86 | 2 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| triplet state oxygen | 0.7 | 0.3 | 1930 | 59 |
| triplet state of chlorophyll | 1.71 | 0.8 | 3014 | 92 |
| triplet ground state of oxygen | 0.1 | 0.7 | 6785 | 13 |
| one subunit of the chlorophyll | 0.67 | 0.7 | 1429 | 88 |
| phytol tail of chlorophyll | 0.45 | 0.4 | 4957 | 41 |
