A collection of OwOs and their uses
Courtesy of CopyPastaText.com

OwO : Standard use, for noticing bulges

owo : When the bulge isn’t as big

uwu : When you’re not impressed by the bulge or there isn’t one

ÒwÓ : Mischievous OwO, for when you’re feeling devious

□w□ : The OwO for people who wear glasses

●w● : The OwO if you’re wearing sunglasses

Owo : For feeling confused of the bulge

♡w♡ : The legendary OwO, used for bulges so large that you get heart eyes from it. Do not use this emote lightly, for the power of it is great