| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| air is made up of what gases | 1.54 | 0.1 | 1171 | 10 |
| air is made up of what elements | 0.34 | 0.6 | 9303 | 69 |
| what is air mostly made up of | 0.52 | 0.6 | 1663 | 57 |
| air is primarily made up of | 0.46 | 0.9 | 4038 | 12 |
| what gases make up the air | 1.95 | 0.3 | 3145 | 45 |
| how is air composed of different gases | 0.98 | 0.3 | 619 | 68 |
| what is air mostly composed of | 0.19 | 1 | 4100 | 43 |
| main gases that make up air | 1.32 | 0.1 | 8811 | 73 |
| what is our air made up of | 1.93 | 0.8 | 583 | 93 |
| what is the air composed of | 0.1 | 0.1 | 1405 | 97 |
| what are the elements of air | 0.93 | 0.2 | 6565 | 96 |
| elements that make up air | 1.99 | 0.7 | 8432 | 10 |
