id	keyword
aeer-277	region
aeer-277	state
aeer-277	borders
aeer-277	new
aeer-277	boundaries
aeer-277	soviet
aeer-277	language
aeer-277	moldova
aeer-277	ukraine
aeer-277	bessarabia
aeer-277	russian
aeer-277	nation
aeer-277	samkhvalov
aeer-277	example