| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| hydrogen plus oxygen produce water | 0.64 | 0.2 | 5023 | 4 |
| hydrogen plus oxygen yields water | 1.52 | 0.4 | 9953 | 99 |
| hydrogen plus oxygen produces | 0.53 | 0.1 | 3892 | 21 |
| hydrogen + oxygen water | 0.1 | 0.3 | 5019 | 19 |
| hydrogen plus what makes water | 0.62 | 0.5 | 4242 | 93 |
| water oxygen and hydrogen | 0.68 | 0.3 | 9464 | 87 |
| hydrogen and oxygen make water | 1.21 | 0.8 | 3788 | 76 |
| hydrogen water vs oxygen water | 0.14 | 0.8 | 3417 | 31 |
| hydrogen gas plus oxygen gas | 1.08 | 0.6 | 4352 | 61 |
| hydrogen + hydrogen + oxygen | 1.74 | 0.6 | 3639 | 53 |
| hydrogen + oxygen | 0.26 | 0.3 | 5345 | 21 |
| hydrogen plus oxygen equals | 1.33 | 1 | 6668 | 61 |
| hydrogen + oxygen - water + energy | 0.11 | 0.3 | 1916 | 63 |
| hydrogen + oxygen products | 1.25 | 0.9 | 3226 | 96 |
| hydrogen + what water | 0.78 | 0.3 | 8773 | 58 |
