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Core Words Familarize yourself with the 'core words'.
Etymology Explore the origin of the 'core words'.
Wordsense Learn about the wordsenses of the english term.
COMPOUNDS
sự chuẩn bị 
preparation
sự chuẩn bị chu đáo careful preparation
sự chuẩn bị preparation sự chuẩn bị chu đáo careful preparation