Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
when was the first ufo seen | 1.83 | 1 | 4366 | 6 |
when was the first ufo ever to be seen | 0.55 | 0.2 | 4400 | 65 |
when did ufo sightings begin | 1.23 | 1 | 1128 | 62 |
first ufo sighting in usa | 1.81 | 0.2 | 4784 | 34 |
earliest photo of ufo | 1.35 | 0.1 | 300 | 18 |
when was the first ufo reported | 0.76 | 0.5 | 5483 | 77 |
when was ufo first discovered | 1.64 | 0.7 | 5370 | 89 |
where was the first ufo sighting | 1.51 | 0.9 | 6216 | 39 |
first ufo sighting ever recorded | 1.13 | 0.1 | 2817 | 79 |
when were ufos first seen | 1.8 | 0.1 | 4228 | 42 |
first recorded ufo sighting | 1.21 | 0.9 | 52 | 87 |
first ufo sighting in america | 0.72 | 0.5 | 1866 | 31 |