Uniunea Republicilor Sovietice Socialiste Proper noun, Uniunea Republicilor Sovietice Socialiste
Usage unknown
Usage unknown
Uniunea Republicilor Sovietice Socialiste Proper noun, Uniunea Republicilor Sovietice Socialiste
Usage unknown
Usage unknown
URSS Proper noun, URSS ▼ ▶
Appox. usage (any sense): less than 0.1 per million words
Appox. usage (any sense): less than 0.1 per million words