| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| magnetic compass invention in ancient china | 1.1 | 0.6 | 9923 | 94 |
| who created the magnetic compass in china | 0.56 | 0.9 | 2056 | 40 |
| ancient china compass invention | 1.72 | 0.5 | 4240 | 75 |
| who invented the compass in ancient china | 1.99 | 0.6 | 9251 | 43 |
| ancient chinese magnetic compass facts | 1.02 | 0.1 | 2757 | 33 |
| ancient china inventions compass | 0.69 | 0.1 | 2999 | 86 |
| invention of the magnetic compass | 0.68 | 0.1 | 4013 | 59 |
| compass invented in china | 1.03 | 0.4 | 2418 | 95 |
| the compass chinese invention | 1.83 | 1 | 9033 | 18 |
| who invented the ancient chinese compass | 0.52 | 0.7 | 2660 | 87 |
| when was the ancient chinese compass invented | 1.04 | 0.1 | 6504 | 72 |
