hablas (pronounced ablas) is a conjugated form of hablar (ablar). hablar means 'to speak' and hablas means 'you speak'.
Habla
"Habla poco español" translates to "he/she speaks little Spanish" in English.
Do you speak Spanish?
I am guessing you mea "se habla", not "sa habla". If I am correct it meas spoken. One example is "Se habla epañol aqui." translates to "Spanish spoken here." or "We speak Spanish here."
Without you speaking or no talking.
"Quien habla contigo" in English translates to "who is speaking with you?"
He/she/you (formal) talks on the phone.
as in 'he/she talks' - 'habla' as a noun: conversaciones, discursos
Quien habla en español? : Who (as in many people) speaks in spanish?
Habla means, you speak. (informal)
it means "you talk/are talking about me?" in Spanish
"i seem to not speak spanish" it means that in all spanish speaking countries