Add spaces: add-Addsfirewallconfiguration.

Answer: add - Adds firewall configuration.

Add spaces: setprefixpolicy-Modifiesprefixpolicyinformation.

Answer: set prefixpolicy - Modifies prefix policy information.

Add spaces: Alreadyin1937,ataCentralCommitteePlenum,formerPeople'sCommissarofHealth[Grigory]KaminskysaidthatBeriaworkedfortheMusavatintelligenceservice.

Answer:
Already in 1937, at a Central Committee Plenum, former People's Commissar of Health [Grigory] Kaminsky said that Beria worked for the Musavat intelligence service.