| Keyword | CPC | PCC | Volume | Length string | Score |
|---|---|---|---|---|---|
| iupac nucleotide code | 1.93 | 0.5 | 5347 | 21 | 41 |
| iupac nucleotide ambiguity codes | 1.58 | 0.1 | 7946 | 32 | 76 |
| nucleotide iupac codes | 0.44 | 1 | 9046 | 22 | 94 |
| iupac convention for nucleotides | 1.62 | 1 | 8320 | 32 | 88 |
| nucleotide single letter code | 0.59 | 0.9 | 4861 | 29 | 48 |
| iupac code nucleotide | 0.71 | 0.1 | 5093 | 21 | 77 |
