| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| machine guns impact ww1 | 0.95 | 0.5 | 427 | 31 |
| how did machine guns change ww1 | 0.49 | 0.3 | 4804 | 12 |
| how did machine guns help ww1 | 0.07 | 0.2 | 2279 | 13 |
| how were machine guns effective in ww1 | 0.17 | 0.2 | 2160 | 75 |
| how machine guns changed ww1 | 0.4 | 0.1 | 762 | 62 |
| how did machine guns develop in ww1 | 1.91 | 0.6 | 7567 | 41 |
| why were machine guns important in ww1 | 1.57 | 0.3 | 7658 | 70 |
| significance of machine guns in ww1 | 1.54 | 0.3 | 5822 | 4 |
| how did machine guns change warfare in ww1 | 0.8 | 0.7 | 5643 | 99 |
| how did the machine gun change ww1 | 0.61 | 0.6 | 6063 | 32 |
| how did machine guns impact ww1 | 0.15 | 0.2 | 881 | 52 |
| how did the machine gun affect ww1 | 0.28 | 0.9 | 9622 | 40 |
| effect of machine guns in ww1 | 1.65 | 0.3 | 3774 | 30 |
| impact of machine guns in ww1 | 0.26 | 0.7 | 1100 | 94 |
| information about machine guns in ww1 | 1.52 | 0.6 | 714 | 81 |
| machine gun effects ww1 | 0.55 | 0.1 | 1633 | 32 |
| machine gun impact on ww1 | 1.09 | 0.1 | 3274 | 19 |
| artillery and machine guns ww1 impact | 1.41 | 0.7 | 5651 | 41 |
| how did the machine gun impact ww1 | 1.7 | 0.5 | 9212 | 55 |
| what impact did machine guns have on ww1 | 0.33 | 0.7 | 5991 | 61 |
| what was the impact of machine guns in ww1 | 0.34 | 0.9 | 5372 | 96 |
