i didnt know some manhwas/manhuas were novels before webtoons
https://www.novelupdates.com/series-finder/?sf=1&gi=1692,560&mgi=or&tgi=4976,6280,270,182,2721&mtgi=or&sort=srank&order=asc
This is the link to the novels which are adapted from/to manga/manhwa/manhua. They are all shounen ai or yaoi.
THANK YOU SO MUCH UPLOADER