Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
why is the sky blue but space is black | 1.88 | 0.6 | 8383 | 49 |
why is the sky blue when space is black | 0.31 | 0.5 | 620 | 38 |
why is the sky blue and space black | 1.9 | 0.6 | 6571 | 38 |
why is the sky blue if space is black | 1.37 | 0.2 | 7341 | 81 |