| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ix u boat | 1.99 | 0.1 | 7413 | 25 |
| u boat type ix | 1.42 | 0.6 | 4451 | 31 |
| type ix u boat plans | 0.24 | 0.2 | 1419 | 79 |
| type ix u boat with induction mast | 0.85 | 0.3 | 2585 | 42 |
| u boat type ixc | 1.46 | 1 | 1467 | 81 |
| type ixd2 u boat | 1.89 | 0.7 | 9498 | 51 |
| type ixb u boat | 0.81 | 0.1 | 6204 | 73 |
| german type ix u-boat | 0.31 | 0.4 | 8044 | 89 |
| u boat type xxiii | 1.11 | 0.3 | 2912 | 54 |
| type i class u boat | 0.96 | 0.1 | 9990 | 34 |
| type xviii u boat | 1.29 | 1 | 6519 | 87 |
| type xxi u-boat | 0.11 | 0.6 | 7533 | 21 |
| type xiv u boat | 1.21 | 0.6 | 5823 | 51 |
| type iid u boat | 0.21 | 0.2 | 7205 | 17 |
| type xxi u-boat model | 0.92 | 0.3 | 9084 | 15 |
| type iia u boat | 0.34 | 0.9 | 9320 | 81 |
| type iib u boat | 1.33 | 0.1 | 4123 | 30 |
| type xxi u-boat interior | 1.6 | 0.6 | 3340 | 45 |
| type vii u boat | 0.72 | 0.6 | 1048 | 29 |
| german type xxi u-boat | 0.22 | 0.2 | 3814 | 9 |
| german type xxiii u-boat | 1.13 | 0.2 | 9905 | 48 |
| german type 9 u boat | 0.97 | 1 | 9550 | 28 |
| types of u boats | 0.11 | 0.7 | 474 | 89 |
| type ii u-boat | 0.52 | 0.1 | 2573 | 4 |
| what is the u boat | 1.88 | 0.2 | 1653 | 49 |
| german type vii u-boat | 1.07 | 0.3 | 5196 | 95 |
