Perhaps you should try some spelling variations:
chua xang » chua nang, chuc nang, chu bang
tang luan » dung luan
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
hinh toan » tinh toan, thanh toan, trinh toan
thu bang » thu ban, thu hang, chu bang
anh tang » anh bang, anh dang, anh nang
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: theo ((chua xang) or (thu bang)) - anh tang luan ((hang cong) OR (dang cong)) hinh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (thu bang)) - anh tang luan ((hang cong) OR (dang cong)) hinh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua xang) or (thu bang)) - anh tang luan ((hang cong) OR (dang cong)) hinh toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (thu bang)) - anh tang luan ((hang cong) OR (dang cong)) hinh toan tap*.