| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| tulsa massacre secondary source | 0.87 | 0.6 | 5856 | 10 | 31 |
| tulsa | 1.51 | 0.9 | 4586 | 35 | 5 |
| massacre | 0.62 | 0.8 | 2488 | 67 | 8 |
| secondary | 0.84 | 0.1 | 1769 | 100 | 9 |
| source | 1.06 | 0.2 | 4750 | 32 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| tulsa massacre secondary source | 1.14 | 1 | 553 | 33 |
| secondary sources for tulsa massacre | 1.2 | 0.3 | 5304 | 58 |
| tulsa race massacre secondary sources | 1.61 | 0.1 | 416 | 62 |
| secondary sources for tulsa massacre article | 1.91 | 0.4 | 1891 | 91 |
| tulsa massacre 1921 secondary sources | 1.28 | 0.7 | 4905 | 62 |
