| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why is curing cancer so difficult | 1.2 | 0.2 | 5951 | 22 |
| why is curing brain cancer so difficult | 1.25 | 0.9 | 9900 | 1 |
| why is curing lung cancer so difficult | 0.09 | 0.9 | 7175 | 36 |
| why cancer is hard to cure | 0.08 | 0.3 | 8773 | 53 |
| why is treating cancer difficult | 1.68 | 0.7 | 7360 | 44 |
| why is cancer so difficult to treat | 0.03 | 0.4 | 3397 | 99 |
| why is cancer so hard to treat | 1.92 | 0.4 | 2436 | 63 |
| what makes cancer so hard to cure | 1.76 | 0.3 | 8426 | 14 |
| why cancer can't be cured | 0.46 | 0.2 | 8460 | 41 |
| why can't they cure cancer | 1.63 | 0.3 | 7064 | 46 |
| is curing cancer possible | 1.58 | 0.7 | 5113 | 59 |
| why isn't there a cure for cancer | 0.62 | 0.6 | 405 | 74 |
| why isn't cancer cured | 0.39 | 0.2 | 5011 | 8 |
| explain why cancers are difficult to treat | 1.84 | 0.9 | 9851 | 88 |
| why have we not cured cancer | 1.1 | 0.6 | 3034 | 59 |
