| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| morphine related to codeine | 1.4 | 0.6 | 5475 | 77 | 27 |
| morphine | 1.84 | 0.1 | 8109 | 69 | 8 |
| related | 0.59 | 0.1 | 2125 | 31 | 7 |
| to | 1.92 | 0.7 | 1633 | 38 | 2 |
| codeine | 1.39 | 0.5 | 7125 | 28 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| morphine related to codeine | 1.6 | 0.9 | 225 | 25 |
| does codeine become morphine | 1.6 | 0.9 | 1994 | 59 |
| is morphine same as codeine | 1.87 | 0.8 | 9481 | 53 |
| are codeine and morphine narcotics | 0.04 | 0.2 | 8904 | 43 |
| are codeine and morphine the same thing | 1.23 | 0.4 | 7039 | 10 |
| codeine equivalent in morphine | 1 | 0.9 | 6757 | 27 |
| what converts codeine to morphine | 1.72 | 0.9 | 5790 | 42 |
| codeine turns to morphine | 1.88 | 0.8 | 8161 | 89 |
| codeine vs morphine chemical structure | 1.23 | 0.4 | 1718 | 62 |
| is codeine made from morphine | 1.97 | 0.6 | 7204 | 34 |
| are codeine and morphine depressants | 0.37 | 1 | 2198 | 96 |
| can codeine be a metabolite of morphine | 0.18 | 0.1 | 5933 | 44 |
| how strong is codeine compared to morphine | 0.53 | 0.6 | 7311 | 22 |
| codeine metabolizes into morphine | 0.93 | 0.5 | 7646 | 64 |
| allergic to codeine and morphine | 1.35 | 0.3 | 1649 | 71 |
| codeine allergy and morphine | 0.43 | 0.4 | 3900 | 36 |
| morphine allergy vs codeine | 1.35 | 0.3 | 2618 | 90 |
| structure of codeine morphine and diamorphine | 1.47 | 1 | 9741 | 37 |
| codeine breaks down into morphine | 1.85 | 0.6 | 8744 | 93 |
| morphine if codeine allergy | 0.67 | 1 | 3168 | 27 |
| is codeine an opioid or narcotic | 1.13 | 0.1 | 8843 | 43 |
