Simple! Find the pure white color blocks. It is very hard, you hard to see which one is true white color.
Duo R
Clash
Xmas
Escap
Eg Fr
Johnn
Mushy
Jet S
Nave
Crazy
Ichik
Snake
Spide
Chris
Coin
Zigza
Magic
Skate
Parko
Castl
Santa
Santa
Kitty
Pink
Yorg.
Organ
Traff
Rapun
Maste
Easte
Dynam
Journ
Cat C