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

What's going on with the new Five Nights at Freddy's game? - Polygon

All Fnaf Game's on Steam + My Top 10 Fav FNAF Charaters : r/fivenightsatfreddys

How to Play the Five Nights at Freddy's Games in Chronological Order - IGN

Steam Community :: Five Nights at Freddy's

Why don't FNaF games all appear on steam when you search for them? And why isn't there Sister Location? Where can you buy them then? : r/fivenightsatfreddys

FINAL) ALL FNaF Games Steam Library covers by WildShibe (DOWNLOAD IN COMMENTS) : r/fivenightsatfreddys

FIXED] FNAF Security Breach Crashing on PC - Driver Easy

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

since the fnaf games don't have any proper artwork for steam, i decided to make some of my own. here's all the games from 1-FFPS. : r/fivenightsatfreddys

Five Nights at Freddy's World pulled from Steam : r/Steam

So, in the fnaf game series the only games with a alternate title are sister location, pizzeria simulator, ucn, help wanted, and security breach, but what if the prievious games had a

How to Play the Five Nights at Freddy's Games in Chronological Order - IGN