| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what dynasty invented the magnetic compass | 1.64 | 0.6 | 3302 | 29 |
| which dynasty invented the magnetic compass | 1.66 | 0.5 | 571 | 26 |
| what dynasty invented the compass | 0.65 | 0.3 | 7540 | 7 |
| what dynasty was the compass invented | 1.73 | 0.2 | 6691 | 92 |
| who invented the magnetic compass in china | 1.93 | 0.9 | 7744 | 77 |
| which dynasty created the compass | 1.31 | 0.5 | 1382 | 9 |
| which dynasty made the first compass | 0.26 | 0.3 | 2154 | 58 |
| song dynasty magnetic compass | 1.34 | 0.4 | 3203 | 71 |
| the invention of the magnetic compass | 1.78 | 0.3 | 8017 | 2 |
| who invented the compass magnetic | 1.32 | 0.6 | 8503 | 14 |
| which chinese dynasty made the compass | 0.56 | 0.7 | 883 | 98 |
| who created the magnetic compass in china | 0.27 | 0.6 | 9025 | 10 |
| magnetic compass ancient chinese inventions | 0.92 | 0.3 | 8736 | 64 |
| history of the magnetic compass | 1.89 | 0.2 | 5685 | 14 |
| magnetic compass from ancient china | 0.77 | 0.6 | 1505 | 20 |
| magnetic compass chinese invention | 1.68 | 0.5 | 4342 | 68 |
| magnetic compass china invention | 1.4 | 1 | 7571 | 33 |
| ancient chinese magnetic compass | 0.42 | 0.9 | 7228 | 52 |
| magnetic compass date of invention | 1.17 | 0.4 | 1709 | 58 |
