^-^ = happy other forms ^.^ ^^ ^_^
O_O = shocked, omg,
kinda thing other forms O_o
O.o O.O o.o
._. = another form of O_O only a little stronger
-_- = annoyed, ugh, oh boy other forms -.- -_-;
-_-'
-_-; O_o' ^-^' = extra things showed here are sweat marks meaning thing that shock and or embarras one.