khuynh tả cực đoan 
ultra-leftist, extreme left [ khuynh ] : (1) to lean, slant, incline (also politically); (2) to ruin
[ tả ] : to describe
[ cực ] : (1) extreme, utmost, very, -most; (2) pole (of the Earth)
Most Common Compounds Set 1:
Most Common Compounds Set 2 :