Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
nhieu tang » chieu sang, nhiet nang
quan nhung » cua nhung, luan chung, quang hung
hieu lang » chieu sang, hieu quang, hieu van
qua nhung » cua nhung, qua chung, chua nhung
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: ho ((hieu lang) OR (nhieu tang)) - hanh trung ((quan nhung) or (qua nhung)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - hanh trung ((quan nhung) OR (qua nhung)) cong tac toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) OR (nhieu tang)) - hanh trung ((quan nhung) or (qua nhung)) cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) OR (nhieu tang)) - hanh trung ((quan nhung) or (qua nhung)) cong tac toan tap*.