Perhaps you should try some spelling variations:
thanh trung » thanh tung
cuong danh » cuon danh, huong dan, cuong linh
hieu lang » chieu sang, hieu quang, nhieu tang
trung cap » truong cao, trung tam
cong danh » cong dan, cong thanh, cong khanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cap dung » ap dung, cao dung, chan dung
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu lang - thanh trung cap dung ((cong danh) OR (cuong danh)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu lang - thanh trung cap dung ((cong danh) OR (cuong danh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - thanh trung cap dung ((cong danh) OR (cuong danh)) toan ban*.