Russian	rus	0.1374
co-operation	co oper	0.1374
Vietnam	vietnam	0.1374
field	field	0.1374
economic	econom	0.1374
president	presid	0.1374
Vladimir Poutine	vladimir pout	0.0497
countries	countr	0.0497
trade	trad	0.0497
declares	decl	0.0081
Hanoi	han	0.0081
potential	pot	0.0081
Russian president	rus presid	0.0081
Russian and Vietnamese	rus and vietnam	0.0081
president Russian	presid rus	0.0081