| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| btk killer book | 1.11 | 0.6 | 5047 | 76 | 15 |
| btk | 0.28 | 0.1 | 766 | 58 | 3 |
| killer | 1.38 | 0.1 | 6873 | 47 | 6 |
| book | 1.82 | 1 | 8813 | 97 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| btk killer book | 1.69 | 0.4 | 1279 | 45 |
| btk killer book by daughter | 1.19 | 0.5 | 4365 | 38 |
| books about btk serial killer | 1.75 | 1 | 9707 | 93 |
| confessions of a serial killer btk book | 0.39 | 0.4 | 6175 | 24 |
| books on the btk killer | 1.52 | 0.6 | 8913 | 2 |
| daughter of btk killer | 0.75 | 0.5 | 5856 | 28 |
| btk serial killer daughter | 1.51 | 0.2 | 8595 | 12 |
| the btk killer book | 1.42 | 0.6 | 9142 | 66 |
| books about btk killer | 0.63 | 0.1 | 9551 | 49 |
| btk killer wife and kids | 0.97 | 1 | 755 | 8 |
| btk killer case summary | 0.34 | 0.3 | 2339 | 5 |
| btk killer childhood background | 1.99 | 0.2 | 5202 | 18 |
| the btk killer case | 1.85 | 0.1 | 1810 | 79 |
| who is the btk killer | 0.63 | 1 | 7690 | 36 |
| btk killer case details | 1.49 | 1 | 3330 | 84 |
| article about btk killer | 1.11 | 0.2 | 1955 | 38 |
| the btk killer movie | 0.74 | 0.1 | 1943 | 35 |
| btk killer new victims | 0.22 | 0.4 | 2865 | 14 |
| btk killer movie 2005 | 1.32 | 0.2 | 2751 | 79 |
| did btk killer's wife know | 0.21 | 1 | 1350 | 53 |
