Complex sentence: Most of the time they get mixed up as Iranians just because they are being smuggled through Iran to the Persian gulf states or into IranIranian women are trafficked internally for the purpose of forced prostitution and for forced marriages to settle debts.
Split into simpler sentences: Most of the time they get mixed up as Iranians just because they are being smuggled through Iran to the Persian gulf states or into Iran. Iranians are trafficked internally for the purpose of forced prostitution and for forced marriages to settle debts.