Vietnam vietnam 0.1374 Prikhodko prikhodk 0.1374 cooperation cooper 0.1374 Kremlin spokesman kremlin spokesman 0.1374 military-technical cooperation milit techn cooper 0.1374 instructed instruc 0.0497 Sergei Prikhodko serg prikhodk 0.0497 talks talk 0.0497 agenda agen 0.0497 presidential presid 0.0497 Russia-Vietnam rus vietnam 0.0497 Vietnamese military vietnam milit 0.0497 government governm 0.0497 noted not 0.0081