| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is the availability of water on mars | 1.69 | 0.6 | 7351 | 100 | 41 |
| what | 1.08 | 0.3 | 8212 | 34 | 4 |
| is | 0.76 | 0.6 | 3495 | 45 | 2 |
| the | 0.09 | 0.9 | 3458 | 90 | 3 |
| availability | 0.14 | 0.6 | 922 | 34 | 12 |
| of | 0.84 | 0.7 | 4860 | 84 | 2 |
| water | 1.42 | 1 | 8395 | 13 | 5 |
| on | 1.93 | 0.7 | 2438 | 28 | 2 |
| mars | 1.06 | 0.2 | 188 | 45 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is the availability of water on mars | 1.16 | 0.4 | 9909 | 31 |
| mars availability of water | 1.24 | 0.3 | 6056 | 8 |
| what is mars' availability of water cycle | 0.94 | 0.4 | 7807 | 40 |
| what is mars' availability of water sources | 1.18 | 0.9 | 6305 | 56 |
| mars availability of water sources | 1.91 | 0.8 | 4481 | 31 |
| mars availability of water and climate | 0.59 | 0.5 | 5350 | 46 |
| mars availability of water and life | 0.36 | 0.5 | 9104 | 17 |
| mars availability of water % | 1.63 | 1 | 8678 | 37 |
| mars availability of water ice | 1.36 | 0.1 | 2184 | 93 |
| mars availability of water and astrobiology | 1.55 | 0.8 | 4071 | 35 |
| mars availability of water and habitability | 0.72 | 0.6 | 4047 | 81 |
| mars availability of water in the subsurface | 0.39 | 0.4 | 2274 | 77 |
| mars availability of water nasa | 0.72 | 0.8 | 2121 | 14 |
