Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
do covid 19 vaccines work | 0.48 | 1 | 3134 | 88 |
how does the covid 19 vaccines work | 0.1 | 0.3 | 1060 | 22 |
did covid 19 vaccines work | 1.65 | 0.8 | 104 | 79 |
understanding how covid 19 vaccines work | 0.35 | 0.9 | 1768 | 87 |
cdc understanding how covid 19 vaccines work | 0.08 | 0.3 | 3071 | 96 |
how covid 19 vaccines work | 1.05 | 0.9 | 7261 | 1 |
covid 19 vaccines and how they work | 0.62 | 0.7 | 5846 | 43 |
covid 19 vaccine work | 0.08 | 0.2 | 3000 | 69 |
covid 19 vaccine world | 0.56 | 0.1 | 6388 | 23 |
covid 19 vaccine world stats | 0.13 | 1 | 5198 | 74 |
covid 19 vaccines world health organization | 0.93 | 0.2 | 9579 | 71 |
covid 19 vaccine worldwide update | 0.04 | 0.7 | 3937 | 52 |