| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| pictures of the underground railroad slavery | 1.41 | 0.4 | 7515 | 77 | 44 |
| pictures | 0.49 | 1 | 9159 | 21 | 8 |
| of | 0.87 | 1 | 8556 | 92 | 2 |
| the | 1.55 | 0.5 | 8407 | 66 | 3 |
| underground | 1.44 | 0.8 | 9174 | 33 | 11 |
| railroad | 0.73 | 0.5 | 1097 | 59 | 8 |
| slavery | 0.5 | 1 | 1246 | 28 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| pictures of the underground railroad slavery | 0.81 | 1 | 1659 | 20 |
| what is the underground railroad slavery | 1.4 | 0.9 | 4744 | 15 |
| slavery underground railroad facts | 1.83 | 0.1 | 6522 | 30 |
| what was the underground railroad for slaves | 1.89 | 0.8 | 6496 | 63 |
| the underground railway slavery | 1.17 | 0.7 | 1990 | 91 |
| pictures of the underground railroad | 1.09 | 0.4 | 1956 | 85 |
| slave narratives of the underground railroad | 1.94 | 0.3 | 7346 | 39 |
| underground railroad slave stories | 1.86 | 0.9 | 4930 | 84 |
| underground railroad from slavery to freedom | 0.42 | 0.6 | 3059 | 71 |
| the underground railroad escape from slavery | 1.13 | 0.6 | 178 | 75 |
| underground railroad songs slavery | 0.44 | 0.8 | 6075 | 58 |
| photos of the underground railroad | 0.68 | 0.4 | 3440 | 80 |
| how did slaves find the underground railroad | 0.27 | 0.3 | 3671 | 20 |
| images of the underground railroad | 1.18 | 0.5 | 6942 | 34 |
| pics of the underground railroad | 1.57 | 0.7 | 9980 | 92 |
| underground railroad effect on slavery | 1.2 | 0.2 | 174 | 68 |
| slavery and underground railroad tour | 0.87 | 0.6 | 5490 | 46 |
| led hundreds of slaves underground railroad | 1.17 | 0.9 | 2047 | 73 |
| slaves escaping underground railroad | 0.32 | 0.3 | 5239 | 73 |
