| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what two gases make up the earth's atmosphere | 1.98 | 0.2 | 1764 | 66 | 45 |
| what | 1.38 | 0.8 | 4088 | 34 | 4 |
| two | 0.05 | 0.5 | 5696 | 47 | 3 |
| gases | 1.04 | 0.1 | 5313 | 47 | 5 |
| make | 1.8 | 0.7 | 2942 | 96 | 4 |
| up | 0.83 | 0.6 | 2279 | 64 | 2 |
| the | 1.47 | 0.3 | 7669 | 96 | 3 |
| earth's | 1.49 | 0.8 | 5727 | 9 | 7 |
| atmosphere | 0.47 | 0.4 | 1782 | 79 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what two gases make up the earth's atmosphere | 1.09 | 0.6 | 147 | 15 |
| the gases that make up the atmosphere | 1.66 | 0.1 | 3453 | 51 |
| what gasses make up the atmosphere | 0.82 | 0.2 | 261 | 55 |
| what gases are found in earth's atmosphere | 0.87 | 0.6 | 9486 | 73 |
| main gases in the earth's atmosphere | 1.38 | 0.3 | 9091 | 11 |
| gases in earth's atmosphere | 0.05 | 0.9 | 3657 | 36 |
| main gas that makes up earth's atmosphere | 1.15 | 0.2 | 6206 | 5 |
| what gases make up the atmosphere | 1.62 | 1 | 6891 | 79 |
| what gases make up earth's atmosphere | 0.48 | 0.9 | 4124 | 33 |
| what 2 gases make up most of the atmosphere | 1.95 | 1 | 9946 | 70 |
| what two gases make up most of the atmosphere | 0.36 | 0.9 | 2025 | 60 |
| what gases make up saturn's atmosphere | 0.53 | 0.3 | 7179 | 90 |
| what gases make up neptune's atmosphere | 1.05 | 0.4 | 3945 | 68 |
