First, you need to polish your script to make it as perfect as possible. Then, research publishers that specialize in comics and follow their submission guidelines carefully.
One way is to submit your stories to relevant online literary magazines or blogs. They often have a dedicated audience interested in such content. Also, try building a personal blog or website and promoting it through social media and SEO techniques to attract readers.
You can start by sharing it on popular social media platforms and engaging with your followers. Also, joining relevant online writing communities can help expose your story to a wider audience.
You could also enter them in writing competitions. This can get your work noticed by judges and potentially attract readers. Another option is to connect with local writing groups or clubs and share your stories there.