One common theme could be the exploration of their relationship dynamics. It might involve how they interact, whether it's in a friendly way or with some underlying tension.
One common theme could be the exploration of complex relationships. Since yaoi often involves male - male relationships, there might be a focus on the emotional connection and the power dynamics between 'greed ler' and 'once ler'.
A 'ler light novel' is likely a specific type of light novel. Light novels are usually short, easy - to - read novels often with anime - like illustrations. However, without more context, it's hard to say exactly what makes a 'ler light novel' unique. It could potentially be a light novel related to a specific genre, series, or publisher named 'ler' or it could be a misnomer or something very niche.
I'm sorry, but I don't have specific 'greed ler x once ler yaoi fanfiction' to recommend directly. You can try searching on some popular fanfiction websites like Archive of Our Own. There might be a wide range of works in that genre if they exist within the site's guidelines.
I'm not sure about specific 'once ler x greed ler fanfic' off the top of my head. You could try searching on popular fanfic websites like Archive of Our Own. They usually have a wide variety of fanfictions in different categories.
The key to reading manhwas is to immerse yourself in the story. Pay attention to the details in the art and the expressions of the characters. You could also join online communities or forums to discuss and get different perspectives on the manhwas you're reading.