Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
chemical weapons in world war 1 | 0.68 | 0.5 | 8457 | 7 |
chemical weapons in world war i | 1.86 | 1 | 1646 | 22 |
chemical weapons in world war 2 | 1.16 | 0.9 | 7058 | 66 |
chemical weapons in world war one | 0.16 | 0.3 | 4922 | 56 |
chemical weapons in world war i wikipedia | 0.67 | 0.3 | 7846 | 45 |
chemical weapons used in world war 1 | 1.8 | 0.3 | 5359 | 13 |