| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| navy civilian engineer espionage | 0.76 | 0.9 | 8446 | 41 | 32 |
| navy | 1.08 | 0.9 | 7917 | 94 | 4 |
| civilian | 0.37 | 0.9 | 9196 | 79 | 8 |
| engineer | 0.56 | 1 | 6372 | 89 | 8 |
| espionage | 1.32 | 1 | 472 | 27 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| navy civilian engineer espionage | 0.63 | 0.7 | 406 | 24 |
| navy engineer charged with espionage | 1.64 | 0.5 | 788 | 78 |
| navy civilian engineer spy | 1.56 | 0.8 | 6753 | 93 |
| us navy chief espionage | 0.94 | 0.4 | 9414 | 94 |
| us navy sailors espionage | 0.42 | 0.4 | 391 | 29 |
| navy sailors charged with espionage | 1.43 | 1 | 4923 | 55 |
| navy sailors arrested for espionage | 1.15 | 0.3 | 9551 | 30 |
| navy chief charged with espionage | 0.01 | 0.5 | 6104 | 9 |
| us navy civil engineer | 1.48 | 0.4 | 7547 | 86 |
| military charged with espionage | 0.81 | 0.3 | 854 | 72 |
| navy civil engineer officer | 1.87 | 0.2 | 5385 | 44 |
| sailors accused of espionage | 1.31 | 0.7 | 9879 | 9 |
| navy civil engineer corp | 1.86 | 0.9 | 7723 | 73 |
| military member charged with espionage | 0.35 | 0.8 | 1332 | 31 |
| civil engineer corps navy | 0.31 | 0.4 | 9573 | 25 |
| department of state espionage | 0.82 | 0.8 | 9459 | 19 |
| espionage in the civil war | 1.15 | 0.6 | 5417 | 81 |
| state department contractor espionage | 1.61 | 0.7 | 8110 | 45 |
| espionage in the us | 1.43 | 0.2 | 2684 | 73 |
| civil engineering officer navy | 0.65 | 0.4 | 4526 | 32 |
| us military espionage cases | 1.1 | 0.9 | 2322 | 56 |
| espionage in the united states | 1.52 | 0.1 | 7450 | 12 |
| sailors charged with espionage | 0.41 | 0.3 | 8208 | 26 |
