I'm not a website where you can search for e-books, but I can tell you the names of the two novels, Passerby and Don't Forget the East. The electronic versions of these two novels can be found in e-book stores or online reading platforms such as Amazon's Kindle, e-book China, etc. You can search for the names of these two novels on these platforms according to your preferences and needs and download or buy electronic versions to read.