If SDF, Turkey join Syria keep their differences and greediness a side and come together and fight against terrorists like ISIS and Al-Qaeda then they can liberate the entire Syria land very fast and easily with minimum casualties but Turkey and SDF fight for their own individual benefits to take land from Syrian nation and control it without care of mass human casualties in SDF and Turkey army.
If SDF, Turkey join Syria keep their differences and greediness a side and come together and fight against terrorists like ISIS and Al-Qaeda then they can liberate the entire Syria land very fast and easily with minimum casualties but Turkey and SDF fight for their own individual benefits to take land from Syrian nation and control it without care of mass human casualties in SDF and Turkey army.