"Ich verstehe nicht" means "I don`t understand".
Ich verstehe Dich nicht = I don't understand you.
It means "I don't speak German".
Ich hasse dich nicht translates as I don't hate you.
I don't like you.
I haven't forgotten you.
Kannst du nicht verstehen, dass ich dich liebe. - Can't you see that I love you?
"Ohne dich kann ich nicht sein" means "I can not be without you". It means "Without you I cannot be" loosely.
nicht is not in english
"Ich brauche dich" is "I need you" in English.
sündigt nicht = don't sin
Spring' nicht (full springe nicht) means don't jump
"That is not" is "das ist nicht" in English.
Ich will nicht translates as I don't want to.
I want to kiss you.