| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| castle learning answer hack 2017 | 1.91 | 1 | 9746 | 73 |
| castle learning answer hack 2018 | 0.66 | 0.8 | 3181 | 6 |
| castle learning answer hack 2016 | 1.93 | 0.5 | 3871 | 27 |
| castle learning answer hack 2019 | 1.09 | 1 | 7708 | 36 |
| castle learning answer hack 2013 | 1.57 | 0.1 | 419 | 68 |
| castle learning answer hack 2012 | 1.84 | 0.9 | 3663 | 82 |
| castle learning answer hack 2014 | 1.47 | 0.4 | 8507 | 13 |
| castle learning answer hack 2015 | 1.24 | 0.1 | 627 | 61 |
| castle learning answer hack 2020 | 1.86 | 0.8 | 4680 | 93 |
| castle learning answer hack 2021 online | 1.85 | 1 | 5352 | 64 |
| castle learning answer hack 2021 reddit | 1.43 | 0.8 | 2767 | 51 |
| castle learning answer hack 2021 review | 1.2 | 0.6 | 6925 | 16 |
| castle learning answer hack 2021 free | 0.56 | 0.6 | 6306 | 77 |
| castle learning answer hack 2021 scam | 0.16 | 0.4 | 9392 | 58 |
| castle learning answer hack 2021 legit | 0.88 | 1 | 1336 | 2 |
| castle learning answer hack 2021 quora | 0.94 | 0.2 | 6307 | 21 |
