| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how does oxygen affect life on earth | 1 | 0.7 | 9476 | 42 |
| how does oxygen affect living organisms | 1.48 | 0.6 | 8612 | 91 |
| how does oxygen stay on earth | 0.23 | 0.6 | 4015 | 35 |
| how does oxygen affect humans | 1.42 | 0.8 | 4837 | 44 |
| how does oxygen affect the environment | 0.82 | 0.1 | 1046 | 54 |
| how does oxygen affect human health | 1.81 | 0.5 | 6549 | 16 |
| how does oxygen affect the human body | 1.42 | 1 | 510 | 88 |
| does being on oxygen prolong life | 0.84 | 1 | 1438 | 62 |
| what does oxygen do for the earth | 0.04 | 0.8 | 536 | 33 |
| how does oxygen affect the body | 0.89 | 0.5 | 7863 | 95 |
| what if earth had more oxygen | 1.52 | 0.6 | 2271 | 98 |
| how is oxygen important for life | 0.18 | 0.7 | 4344 | 100 |
| what if earth lost oxygen | 0.89 | 0.5 | 7650 | 68 |
| what makes oxygen on earth | 1.6 | 0.6 | 3362 | 12 |
| oxygen importance to life | 1.02 | 0.8 | 2207 | 63 |
| what happens to oxygen | 0.08 | 0.7 | 5703 | 99 |
| why does life need oxygen | 0.37 | 0.5 | 3953 | 26 |
| why is oxygen essential to life | 1.9 | 0.2 | 8115 | 82 |
| what happens to the oxygen produced | 1.43 | 0.4 | 1052 | 93 |
| why must we have oxygen to live | 1.33 | 0.4 | 2681 | 2 |
