| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why was derek shepherd killed off | 0.02 | 0.7 | 263 | 9 |
| why was derek shepherd killed off the show | 1.24 | 0.5 | 5682 | 66 |
| when does derek shepherd die and why | 0.68 | 1 | 714 | 66 |
| what happened to derek shepherd | 1.96 | 0.1 | 2283 | 63 |
| who killed derek shepherd | 1.12 | 1 | 8114 | 90 |
| derek shepherd cause of death | 0.14 | 1 | 395 | 38 |
| what season did derek shepherd die | 1.27 | 0.4 | 6916 | 24 |
| derek shepherd dies episode | 0.73 | 0.6 | 4804 | 34 |
| did derek shepherd die in real life | 1.25 | 0.4 | 3815 | 8 |
| what episode did derek shepherd die | 0.78 | 0.1 | 6796 | 6 |
| is derek shepherd really dead | 1.13 | 0.4 | 2135 | 20 |
| derek shepherd death episode | 1.17 | 0.2 | 184 | 13 |
