G2a also has been found with high frequency in some samples of Tharus from southern Nepal .
G2 ( and especially its subclade G2a ) is notably frequent among many Mongolic - or Turkic - speaking populations of northern East Asia and Central Asia .
subclade also has been found with high frequency in some samples of Tharus from southern Nepal .
G2 ( and especially its subclade G2a ) is notably frequent among many Mongolic - or Turkic - speaking populations of northern East Asia and Central Asia .