| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| spacecraft for mars | 0.7 | 0.3 | 4140 | 1 | 19 |
| spacecraft | 0.77 | 1 | 9701 | 98 | 10 |
| for | 0.08 | 0.8 | 8859 | 100 | 3 |
| mars | 0.32 | 0.3 | 7792 | 87 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| spacecraft for mars | 1.52 | 0.4 | 4131 | 29 |
| first spacecraft to land on mars | 1.66 | 0.7 | 2279 | 8 |
| photo earth and moon mars odyssey spacecraft | 0.98 | 0.5 | 661 | 76 |
| what spacecraft arrived at mars in 2012 | 1.66 | 0.2 | 4622 | 86 |
| first spacecraft on mars | 0.33 | 0.3 | 5036 | 80 |
| what spacecraft visited mars | 0.73 | 0.5 | 204 | 77 |
| orion spacecraft mars living quarters | 1 | 0.8 | 1608 | 96 |
| speed of spacecraft to mars | 1.56 | 0.1 | 8337 | 32 |
| first spacecraft to land on mars called | 1.57 | 0.2 | 6080 | 50 |
| what was the first spacecraft to land on mars | 1.43 | 0.5 | 7333 | 71 |
| when did the first spacecraft land on mars | 0.7 | 1 | 4782 | 35 |
| first spacecraft to land softly on mars | 0.04 | 0.1 | 6293 | 27 |
| name of the first spacecraft to land on mars | 0.05 | 0.5 | 1022 | 50 |
| first spacecraft to land on mars twice | 0.61 | 0.5 | 6356 | 20 |
| when did nasa first land a spacecraft on mars | 0.44 | 1 | 2970 | 13 |
