三国群英传 SANGO

三群理论 three-group theory

三王群岛 Three Kings Islands

三国群英传7 Sanguo Heroes

莫高窟第55窟弥勒三会群塑 Mogao Cave 55: Group Sculpture of Maitreya’s Three Dharma Assemblies

三群反应堆 three-group reactor

三国群英大富翁 Three Kingdoms Rich Man

三国群英传5 Sanguo Heroes ; Sango

三群粒子群优化算法 three sub-swarms particle swarm optimization

三五成群 in threes and fours