| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| serial killer murder castle | 0.54 | 0.4 | 654 | 91 | 27 |
| serial | 1.36 | 1 | 1834 | 76 | 6 |
| killer | 1.73 | 0.6 | 4452 | 99 | 6 |
| murder | 0.25 | 0.1 | 8656 | 44 | 6 |
| castle | 1.05 | 0.1 | 7360 | 21 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| serial killer murder castle | 1.59 | 0.3 | 5198 | 2 |
| which serial killer had a murder castle | 1.01 | 0.9 | 4110 | 93 |
| serial killer murder house | 1.57 | 0.3 | 5620 | 54 |
| murder in the castle | 0.08 | 0.4 | 1246 | 50 |
| serial killer murdered in prison | 1.86 | 0.7 | 1562 | 13 |
| a killer at the castle | 1.91 | 0.2 | 8468 | 21 |
| who was the serial killer | 0.85 | 0.8 | 2428 | 64 |
| serial killer killed in prison | 1.64 | 0.7 | 4564 | 36 |
| who was the famous serial killer | 0.93 | 0.4 | 6854 | 58 |
| serial killer killed by victim | 0.99 | 0.6 | 3273 | 87 |
| the original serial killer | 0.81 | 0.3 | 594 | 57 |
| the serial killer movie | 1.52 | 0.1 | 2365 | 10 |
| serial killer dies in prison | 1.53 | 0.5 | 2593 | 25 |
| tv series serial killer | 1.2 | 0.3 | 4975 | 79 |
| serial killers in court | 1.29 | 0.7 | 2166 | 80 |
| serial killers by kills | 1.37 | 0.4 | 2937 | 6 |
