If you click an individual emoji, Emojipedia will give you a brief description of that emoji. For example, here's what ...
Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.
In the case of the face in clouds emoji, Emojipedia's suggestions include the "﫠" melting face and the "﫦" biting lip-- quite a range there. Each Emojipedia entry also shows you the ...