| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| russian submarine sunk 1968 | 0.71 | 0.7 | 4018 | 39 | 27 |
| russian | 0.94 | 0.6 | 7607 | 5 | 7 |
| submarine | 0.68 | 0.4 | 6194 | 29 | 9 |
| sunk | 0.55 | 0.2 | 6308 | 2 | 4 |
| 1968 | 1.94 | 0.7 | 4896 | 30 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| russian submarine sunk 1968 | 1.3 | 0.1 | 9639 | 36 |
| lost russian submarine in 1968 | 1.64 | 0.9 | 8834 | 73 |
| russian sub that sank in 1968 | 1.74 | 0.1 | 6209 | 88 |
| russian submarine that sunk | 1.57 | 0.2 | 2260 | 56 |
| russian nuclear submarine disappeared in 1968 | 1.89 | 0.9 | 2244 | 53 |
| russian subs lost at sea 1968 | 1.21 | 0.9 | 1152 | 72 |
| russian submarine that sank august 12 2000 | 1.68 | 0.3 | 804 | 84 |
| sunken soviet nuclear submarine | 0.32 | 0.4 | 7594 | 83 |
| us submarine sunk 1960s | 1.62 | 0.4 | 5887 | 57 |
| russian navy ship sunk | 1.66 | 0.1 | 8140 | 25 |
| russian submarine sunk 2022 | 1.4 | 0.8 | 7274 | 84 |
| soviet submarine sinking 1980s | 0.38 | 0.8 | 8117 | 26 |
| russian naval ship sunk | 1.39 | 0.2 | 6225 | 57 |
| submarine that was sunk | 0.28 | 0.7 | 2779 | 45 |
| sunken russian submarine kursk | 0.15 | 0.4 | 3782 | 17 |
| what submarine vanished on may 21 1968 | 0.79 | 0.8 | 3653 | 42 |
| submarine lost in 1968 | 0.7 | 0.2 | 9690 | 41 |
| russian missile ship sunk | 0.15 | 0.9 | 3887 | 62 |
| submarine lost at sea 1968 | 1.37 | 0.4 | 5245 | 52 |
| the russian submarine kursk sank in the | 1.46 | 0.2 | 6251 | 25 |
| submarines sunk by submarines | 0.86 | 0.5 | 1110 | 66 |
| wrecked submarines vladivostok russia | 0.06 | 1 | 7755 | 65 |
