1. Come on! (commonly used, between friends)
Cheer up! Cheer up! Come on! )
3. Go ahead! (Just go! )
Let's go! Let's go Let's go (World Cup. . )
5. Fight! (Koreans seem to particularly like to say this ~ ~ with a ZA A ZA front, which means come on in Korean)
6. Come on (China people say so, but China people might as well say so)
I hope I can help you ~