Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
what year wright brothers first flight | 1.5 | 0.5 | 4516 | 49 |
wright brothers first flight year | 1.41 | 0.2 | 3358 | 39 |
what year was wright brothers first flight | 0.98 | 0.5 | 4448 | 10 |
what year did wright brothers first flight | 1.66 | 0.7 | 5464 | 54 |