How could he find those unpopular and good books?

There are a few ways to find the less popular books: 1. Use the internet to search: Enter keywords such as " unpopular and interesting novels "," recently discovered novels ", and " recommended novels " into the search engine to get some relevant search results. When reading these search results, pay attention to the comments and recommendations that might provide some useful information. 2. Participating in library activities: Some libraries will organize various cultural activities, including reading clubs, reader forums, etc. They could participate in these activities to listen to novels recommended by others or share their reading experiences. 3. Follow literary blog or Weixin Official Accounts: Some literary blog or Weixin Official Accounts will share some novels worth recommending or recommend some literary classics. You can follow these accounts and see what they share. You might find some unpopular novels. 4. Take part in online reading activities: Some online reading activities, such as online book fair, literature forum, etc., will share some excellent novels. They could participate in these activities and share their reading experiences with other book lovers. 5. Use a recommendation system: Some websites or platforms provide a recommendation system that can recommend similar novels according to the user's preferences. He could try using these systems to see if he could find some unpopular novels.