Why don't FNaF games all appear on steam when you search for them

The Complete List of FNAF Games in Chronological & Release Order - Cheat Code Central

Steam Community :: Guide :: FNaF 2 Hallucinations and rare screens!

Five Nights at Freddy's: Help Wanted 2 on Steam

FNaF PLUS is still on steam if you look it up on chrome. (Also Astralspiff cameo.) : r/fivenightsatfreddys

Five Nights at Freddy's: Help Wanted 2 on Steam

Don't Miss FIVE NIGHTS AT FREDDY'S: SECURITY BREACH Free DLC This Year — GameTyrant

The 10 best Five Nights at Freddy's games, ranked - Dot Esports

Steam Community :: Guide :: Five Nights at Freddy's 1 - Strategy Guide

I'm experiencing a weird issue in FNAF 1 where the screen kinda wobbles around and ends up making it look slightly distorted like this. No other games on my PC do this.

I don't know if this passes the FNaF Fangames on Steam rule, it doesn't use FNaF characters but eeeeh : r/fivenightsatfreddys

Five Nights at Freddy's' Crosses $100M Box Office: How Universal Created a Hit – Deadline