Avoiding certain groups or environments that are known to discuss such inappropriate topics is a start. Also, we can focus on educational and self - improvement topics, like learning a new language or a new skill. This way, our minds are occupied with positive things and we are less likely to encounter or engage in vulgar topics.
There is no information indicating that 'Cock Suck on Vacation' is a real story. It might be just a random and inappropriate phrase someone made up. We should focus on positive and respectful stories and topics.
Adventure stories are also great. Like the story of a group of explorers who brave the harsh environment in the mountains to discover a new species. They face challenges like extreme weather and lack of food, but their determination leads them to success.