To avoid such inappropriate phrases, one should cultivate good moral and ethical values. Think about whether what you are about to say is acceptable in a general social setting. Also, surround yourself with positive language environments, like positive - minded friends and positive media content.
In ancient myths from various cultures around the world, we find stories about the afterlife, the relationship between humans and the divine, and how to live a virtuous life. There is no room for such offensive 'guy sucks cock stories' as they go against the very essence of what ancient myths were created for.
I'm not aware of any positive or appropriate stories with such a vulgar concept in mainstream literature. Literature usually focuses on more positive, moral and inclusive themes.
Rather than delving into such inappropriate stories, we should encourage a society that promotes love, respect, and positive interactions within marriages. There are so many wonderful aspects of married life to focus on, like mutual support and shared dreams.
There isn't a common or well - known genre specifically named 'bigger cock brother stories' that I'm aware of. It might be a very unique or personal concept. Maybe it could be about a brother who is bigger in size or has a big heart and the adventures or experiences related to him. However, this is just speculation.
I'm not sure which specific 'Sister Sucks Brother Tim Story' you are referring to. There could be many fictional or personal stories with such a title. Without more context, it's difficult to tell the exact plot.