Complex sentence: Darija is used for almost all spoken communication, as well as in TV dramas and on advertising boards in Morocco and Tunisia whilst Modern Standard Arabic (الفصحى "(al -) fuṣ-ḥā") is used for written communication.
Split into simpler sentences: Darija is used for almost all spoken communication, as well as in TV dramas and on advertising boards in Morocco and Tunisia. It is only used for oral communication, with Modern Standard Arabic (الفصحى "(al -) fuṣ-ḥā") used for written communication.