Try to remove all the tiles in those 3 levels by matching at least 2 of the same tiles at once. Use the bomb mode when no matches are left to generate new ones and clean the whole level.
Use the mouse or the finger to remove matching pairs
Angry
Dark
Littl
Akihi
Grow
Fz Ra
Italy
Color
Kogam
World
Pinea
Cross
Swing
Tank
Kitty
Adven
Spide
Amazi
Jetpa
Zigza
Bulld
Color
Tangl
Corn
Mad C
Ball
Reali
Chris
Confi
Regul
Infin
Shark
Test