Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
which elements are not naturally occurring | 0.97 | 0.1 | 4731 | 19 |
how many elements are not naturally occurring | 1.67 | 1 | 6497 | 82 |
not naturally occurring elements | 0.26 | 0.8 | 5961 | 40 |
no of naturally occurring elements | 1.9 | 0.2 | 7467 | 36 |
elements that are not found in nature | 0.36 | 0.5 | 5320 | 50 |
which of these are not elements | 1.2 | 0.2 | 2210 | 31 |
no of natural elements | 0.82 | 0.3 | 1160 | 27 |
list of naturally occurring elements | 1.52 | 0.7 | 374 | 61 |
there are elements that occur naturally | 1.46 | 0.2 | 4766 | 53 |
there are no elements defined | 0.87 | 0.8 | 27 | 17 |
elements that don't exist | 0.56 | 0.5 | 8016 | 67 |
what elements cannot be found on earth | 0.51 | 0.3 | 6927 | 6 |