A better way to search for an app called "child books" would be to use quotes around it.[1]

But I agree, Google Play's search can still be improved. Currently a search for GTA vice city [2] places the actual game in third place behind other related apps. These apps are The important thing to note is that both these apps have 100,000+ downloads while the game is <50,000 right now. So the number of downloads is given a higher weight than name (as it should be.) But the actual game should get a better rank than other things. As time goes on and more sites link to the game and more people download it, this will improve.

[1]: https://play.google.com/store/search?q=%22child+books%22&... [2]: https://play.google.com/store/search?q=gta+vice+city&c=a...