| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| united states map in 1848 | 1.25 | 0.7 | 7303 | 19 |
| united states map in 1845 | 1.1 | 0.8 | 1622 | 60 |
| united states map in 1836 | 0.31 | 1 | 2842 | 11 |
| united states map in 1860 | 1.24 | 0.6 | 8109 | 74 |
| united states map in 1861 | 1.33 | 0.6 | 6114 | 96 |
| united states map in 1840 | 0.67 | 0.1 | 2613 | 42 |
| united states map 1846 | 1.97 | 0.4 | 6187 | 31 |
| united states map in 1854 | 0.6 | 0.6 | 8495 | 1 |
| united states map in 1850 | 1.19 | 0.3 | 8057 | 23 |
| united states map in 1858 | 1.58 | 0.4 | 2666 | 7 |
| united states map in 1850 labeled | 0.82 | 0.6 | 7769 | 38 |
| united states map in 1883 | 1.22 | 0.7 | 5923 | 65 |
| united states map in 1880 | 1.83 | 1 | 3981 | 70 |
| united states map in 1838 | 0.56 | 1 | 6644 | 44 |
