I'm not sure about the exact common themes in 'knuckle joe x silica fanfic' as it depends on the creativity of the authors. But it could include themes like friendship turning into something more, adventure they might have together, or how they support each other in a fictional world.
Common themes might involve character development. For example, how Knuckle Joe and Silica grow as individuals while being in a relationship. Another could be the exploration of their unique powers and how they complement each other. Also, there could be themes related to the challenges they face as a couple in the context of the story's universe.
Sorry, I'm not aware of specific 'knuckle joe x silica fanfic' stories. You could try searching on fanfiction platforms like Archive of Our Own or FanFiction.net.
One common theme could be friendship evolving into something more. Maybe they start as just acquaintances or friends and then develop deeper feelings for each other.
Growth and self - discovery are themes as well. In the context of their relationship, both Joe and Mimi may grow as individuals. They might learn more about themselves, their desires, and their future through their interactions with each other.
I don't have knowledge of the 'forty x joe fanfiction' in detail. However, some possible themes could be related to their individual growth. Maybe Forty has some personal goals and Joe helps him achieve them, or vice versa. Another theme could be about secrets and revelations between them. They could be hiding something from each other at the start and then the story unfolds as these secrets come to light.
A common theme is his music. Many fanfics explore how his songs are created, like the inspiration behind the lyrics. Another theme is his relationship with his bandmates in Green Day. There are also fanfics about his life on tour, dealing with things like homesickness and the excitement of different cities.
One common theme is the exploration of an unexpected relationship. Since Gigolo Joe has his own profession and the reader is an outsider to that world, seeing how they come together is a big part of it.
One common theme is the exploration of emotions. The reader experiences a range of emotions from excitement to nervousness in the presence of Joe Hawley. Another is the theme of cultural exchange if Joe Hawley has a distinct cultural background. The reader gets to learn about it and be a part of it. Also, there's the theme of growth. Both the reader and Joe Hawley might grow as individuals as they interact. For instance, the reader could become more confident because of Joe Hawley's influence, and Joe Hawley could become more empathetic through his relationship with the reader.
Friendship is a very common theme. Many fanfics explore the deep bond that could exist between them, whether it's a new - found friendship or a long - lasting one that endures through various challenges.
One common theme is power struggle. Given their strong - willed and somewhat devious personalities, many fanfictions explore who would be in control in their relationship. Another theme is redemption. Since they've both done some pretty bad things, some stories focus on whether they can redeem themselves through their relationship.
In Cyborg 009 Albert x Joe yaoi fanfiction, a frequent theme is the forbidden nature of their relationship. In the original setting, they are comrades with a certain set of relationships, and exploring a romantic or yaoi - type relationship can add an element of taboo. Also, themes of sacrifice and mutual understanding often come up. Their different backgrounds and abilities can lead to situations where they have to sacrifice for each other or understand each other's limitations, which can be deeply explored in fanfiction, especially in the context of a yaoi relationship.