| wikipedia history of cannabis | 0.89 | 0.5 | 5441 | 29 | 29 |
| cannabis history of origin and use | 1.21 | 0.1 | 13 | 34 | 52 |
| ancient history of cannabis | 1.88 | 0.9 | 3937 | 27 | 30 |
| history of cannabis use | 1.91 | 0.5 | 3621 | 23 | 37 |
| what is the origin of cannabis | 0.97 | 0.7 | 8252 | 30 | 68 |
| the history of cannabis in america | 0.03 | 1 | 2298 | 34 | 94 |
| history of cannabis timeline | 1.78 | 0.8 | 6892 | 28 | 93 |
| today in cannabis history | 1.52 | 0.7 | 4122 | 25 | 29 |
| the history of marijuana | 1.34 | 0.6 | 3592 | 24 | 56 |
| origin and history of marijuana | 0.06 | 0.4 | 4172 | 31 | 53 |
| when was cannabis found | 1.52 | 0.5 | 2175 | 23 | 88 |
| when was cannabis made | 1.16 | 0.3 | 3847 | 22 | 87 |
| origins of marijuana history | 1.51 | 0.8 | 2249 | 28 | 8 |
| true history of marijuana | 0.98 | 0.2 | 5742 | 25 | 33 |
| where did cannabis originate | 1.08 | 0.3 | 6070 | 28 | 5 |
| when was cannabis discovered | 1.7 | 0.8 | 4130 | 28 | 45 |
