: Yes we need all of them as this is the detailed page while this one is the short one. we can remove the subgroups like Jaysh al-Islam, Ahrar ash-Sham, Al-Tawhid Brigade, Suqour al-Sham Brigade and Liwaa al-Umma. Also some groups have no real presence in Syria like TTP as their fighters fight alongside other groups like ISIS or Nusra. same with  Abdullah Azzam Brigades, Jund al-Sham,  Fatah al-Islam, Ansar al-Islam, Muslim Brotherhood of Syria and Hizb ut-Tahrir. Some groups are no longer active like Free Iraqi Army and  Ghuraba al-Sham.