There is a total of 40573 clues beginning with so
- Soviet dollar
- Soviet economic program begun in '88
- Soviet economic project
- Soviet economic scheme
- Soviet espionage org
- Soviet executive committee
- Soviet expression for idolization
- Soviet field marshal Konev
- Soviet fighter
- Soviet fighter jets
- Soviet fighter plane
- Soviet First Lady
- Soviet flag feature
- Soviet flag symbol
- Soviet forced labor camp
- Soviet forced-labor camp
- Soviet foreign affairs minister during the Cuban missile crisis
- Soviet Foreign Minister
- Soviet founder
- Soviet Govt initials
- Soviet grain center
- Soviet group
- Soviet groups
- Soviet guns
- Soviet gymnast Korbut
- Soviet head, 1917–24
- Soviet hero
- Soviet high council
- Soviet honcho Gromyko
- Soviet initials
- Soviet initials
- Soviet inits
- Soviet inland sea
- Soviet institution
- Soviet intelligence initials
- Soviet iron man
- Soviet jet
- Soviet jets
- Soviet labor camp
- Soviet labor camp agency
- Soviet labor camps
- Soviet lake
- Soviet lake or sea
- Soviet lake
- Soviet launch of 1986
- Soviet leader
- Soviet leader Andropov
- Soviet leader Brezhnev
- Soviet leader during WWII
- Soviet leader Joseph
- Soviet leader Khrushchev
- Soviet leader who signed SALT I and II
- Soviet leader ___ Kosygin
- Soviet letters
- Soviet Literature Nobelist Bunin
- Soviet member: Abbr
- Soviet military force
- Soviet military force or two ants
- Soviet military group
- Soviet military symbol
- Soviet missiles
- Soviet money producer
- Soviet moon mission series
- Soviet moon probe
- Soviet moon program
- Soviet moon rocket
- Soviet moon shot
- Soviet moonship
- Soviet mountain range
- Soviet mountains
- Soviet negative
- Soviet news acronym
- Soviet news agcy
- Soviet news agency
- Soviet news agency formerly
- Soviet news agency
- Soviet news bureau
- Soviet news group
- Soviet news org
- Soviet news outfit
- Soviet news service
- Soviet news service: ITAR-___
- Soviet news source
- Soviet newspaper
- Soviet Nobel physicist
- Soviet nuclear physicist Kurchatov
- Soviet nuclear-powered submarine
- Soviet official
- Soviet oil center in Northwest Caucasus
- Soviet or Western
- Soviet org in "Bridge of Spies"
- Soviet paper
- Soviet penal system
- Soviet peninsula
- Soviet Physics Nobelist ___ Tamm
- Soviet Physics Nobelist___Landau
- Soviet poet Mandelstam
- Soviet pol Andropov
- Soviet pol Gromyko