Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
who invented gunpowder in ancient china | 0.03 | 0.1 | 5191 | 16 |
when was gunpowder invented in ancient china | 1.58 | 0.1 | 9300 | 61 |
how was gunpowder invented in ancient china | 1.64 | 0.2 | 6290 | 17 |
why was gunpowder invented in ancient china | 1.59 | 0.1 | 1967 | 64 |