"Sixteen Kingdoms" . "multiple states" . . . . "a series of kingdoms" . "mostly short-lived kingdoms" . "sixteen independent states" . "barbarian states" . "Prince of Qin" . . . . . . . "Sixteen Kingdoms" . "Wu Hu Era" . . . "Barbarians' Invasion of China from 304 AD to 439 AD" . . . . . . . . . "Sixteen States" . . . . . "northern states" . "independent kingdoms" . . . . . "the sixteen kingdoms" . . . "Sixteen kingdoms" . . . "Wars of the Sixteen Kingdoms" . "their own kingdoms" .