| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what happened on april 12 1961 | 0.62 | 1 | 5465 | 59 |
| what happened on april 12 1861 | 1.09 | 0.4 | 1127 | 83 |
| what happened on april 12 1981 | 0.15 | 0.3 | 8762 | 55 |
| what space event happened on april 12 1961 | 0.38 | 0.8 | 9638 | 79 |
| april 12 1961 what happened during landing | 0.67 | 0.9 | 9089 | 81 |
| what happened in april 1961 | 0.54 | 0.5 | 5441 | 21 |
| what happened on this day in 1961 | 0.95 | 0.5 | 7530 | 9 |
| april 12 1961 russia | 1.75 | 0.1 | 6319 | 86 |
| what happened in the year 1961 | 0.8 | 0.1 | 8055 | 27 |
| what happened today in 1961 | 0.85 | 0.5 | 5684 | 88 |
| what happened in 1961 | 1.2 | 0.9 | 2579 | 21 |
| what happened today in history 1961 | 0.22 | 0.9 | 2837 | 66 |
| what happened in 1961 history | 0.6 | 0.2 | 618 | 85 |
| what historical event happened in 1961 | 1.09 | 0.6 | 5718 | 67 |
| what happened in 1961 events | 1.89 | 0.7 | 9994 | 9 |
| what happened in 1961 in america | 1.59 | 0.8 | 972 | 26 |
| what major event happened in 1961 | 0.55 | 0.4 | 7648 | 25 |
| what happened in 1961 usa | 1.7 | 0.8 | 9304 | 48 |
| what happened in august 1961 | 0.36 | 1 | 902 | 1 |
| what was happening in 1961 | 0.01 | 0.8 | 9927 | 83 |
| historical events of 1961 | 0.64 | 0.1 | 3751 | 29 |
