Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
chiet tach » chieu sach
hanh dinh » thanh dinh, hinh dinh, hanh tinh
van hoang » van hoan, quan hoang, tran hoang
vat hang » van hang, dat hang, va hang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan 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 ((thieu sang) or (chiet tach)) - hanh dinh ((vat hang) or (van hoang)) cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sang) OR (chiet tach)) - hanh dinh ((vat hang) OR (van hoang)) cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sang) or (chiet tach)) - hanh dinh ((vat hang) or (van hoang)) cong tan toan tap*.