Another common theme is growth. Both the reader and Sasuke grow as individuals. Sasuke may grow out of his revenge - filled mindset, and the reader may grow in confidence and strength. A lot of fanfics show how their relationship is a catalyst for this personal growth. It's really interesting to see how they evolve together.
Love and redemption are common themes. Since Sasuke has a troubled past, often the reader character is there to help him find redemption and in the process, they fall in love. For example, in many fanfics, the reader's love and understanding slowly change Sasuke's view of the world.
One common theme is the growth of the shy reader. In these fanfictions, the reader often starts off very timid but gradually becomes more confident because of their relationship with Sasuke.
One common theme is friendship. The story might show how the reader forms a strong bond with both Naruto and Sasuke, and how that friendship helps them through tough times. Another theme could be growth. All three characters may grow and change as a result of their interactions with each other.
One common theme is the idea of two very different personalities coming together. Sasuke is often portrayed as brooding and aloof, while Hinata is shy and gentle. Their relationship development as they overcome these differences is a popular theme.
One common theme is redemption. Naruto often helps Sasuke find his way back from a dark path, similar to a father guiding a lost son. Another theme is growth. Sasuke grows both as a person and a ninja under Naruto's influence.
One common theme is the exploration of their different personalities. Sasuke is often seen as the brooding and complex character, while Sai is more of an enigma with his own unique upbringing. Another theme is friendship development. Since they are both part of the same group in the Naruto world, their relationship can grow from being just comrades to a deeper bond.
Love and redemption are common themes. Sasuke has made many mistakes in the past, and in fanfics, his relationship with Sakura often serves as a path to his redemption. Another theme is growth. Both Sasuke and Sakura grow as individuals, and their relationship evolves as they do. For example, Sakura might grow in her medical ninjutsu skills while Sasuke grows in his understanding of emotions.
A common theme is also about breaking barriers. In the Naruto universe, there are social and personal barriers between them. Ino is from a different clan and Sasuke has his own issues. Fanfics often explore how they break through these barriers to be together. Also, the theme of growth is present. Both characters grow as individuals while also growing in their relationship with each other.
Friendship turning into something more is also a prevalent theme. Starting as comrades or just acquaintances, through shared experiences and mutual understanding, their relationship deepens and might transform into a romantic or at least a very strong emotional bond in these fanfics.
Love triangles also appear quite often. Given Hinata's feelings for Naruto and the complex relationship between Naruto and Sasuke, writers play around with the idea of how these relationships can develop in different ways, adding a touch of romance and drama to the stories.
One common theme is friendship. Despite their differences and past conflicts, Naruto, Sakura, and Sasuke are often shown rebuilding their friendship in these fanfics. Another theme is redemption. Sasuke, in particular, often has a journey of redemption where Naruto and Sakura play important roles. Also, love in its various forms, whether it's platonic or romantic, is a common theme as the relationships between the three are explored.