Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu lang » chieu sang, hieu quang, nhieu tang
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
hoc hieu » hoc thieu, hoc hien, doc hieu
cap dung » ap dung, chan dung, cach dung
cao dung » cao dang, cao dong, cao ung
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) OR (cao dung)) cong danh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu lang - thanh trung ((cap dung) OR (cao dung)) cong danh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - thanh trung ((cap dung) OR (cao dung)) cong danh toan ban*.