Complex sentence: Unlike manama's firjans which are all shia, muharraq has fareejs which are mostly shia or mostly sunni, hostility between the two sects is very common in the area.
Split into simpler sentences: Unlike Manama's firjans which are mostly Shia, Suharraq has fareejs which are mostly Shia or mostly Sunni. Hostility between the two sects is very common in the area.