Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trung » hanh trang, manh trung, danh trung
nhung cong » dung cong, thong cong, hang cong
tam nhung » tham nhung, cam nhung, nam nhung
theo chu » theo chieu, cho chu, chao chu
chu nang » chuc nang, chua nang, cuu nang
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu nang - ((hanh trung) OR (thanh trung)) tam nhung cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu nang - ((hanh trung) OR (thanh trung)) tam nhung cong san ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu nang - ((hanh trung) OR (thanh trung)) tam nhung cong san ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: theo chu nang - ((hanh trung) OR (thanh trung)) tam nhung cong san ((toan cau) or (toan cao))*.