| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| wwii us army helmet markings | 0.45 | 0.9 | 4442 | 94 |
| wwii us army helmet | 1.45 | 0.7 | 3787 | 33 |
| ww1 american helmet markings | 1.94 | 0.8 | 2072 | 20 |
| wwii german helmet markings | 1.18 | 0.6 | 637 | 61 |
| ww2 us helmet liner markings | 1.91 | 0.9 | 1969 | 42 |
| wwii helmet liner markings | 0.09 | 0.9 | 3253 | 3 |
| us army ww2 helmet | 0.51 | 0.1 | 2861 | 36 |
| ww1 us army helmet | 0.41 | 0.6 | 7940 | 55 |
| ww2 german helmet markings | 0.02 | 1 | 9370 | 79 |
| wwii us army flight helmets | 1.35 | 0.3 | 7427 | 58 |
| wwii german helmet manufacturer markings | 0.3 | 0.8 | 2618 | 44 |
| ww2 british helmet markings | 1.54 | 0.1 | 6205 | 46 |
| ww2 m1 helmet markings | 1.45 | 1 | 5934 | 53 |
| ww2 us military helmet | 0.84 | 1 | 3869 | 95 |
| american ww1 helmet identification | 0.58 | 0.5 | 1926 | 16 |
