Perhaps you should try some spelling variations:
thong huong » thong thuong, thong duong, thong thong
thanh tung » thanh cong
chuc danh » chuc nganh, thuc hanh, chuc nang
cua thong » cua thuong, cua khong, cua tong
anh tang » anh bang, anh dang, anh nang
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
chu han » chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (chu han)) - ((thanh tung) or (anh tang)) cua thong huong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (chu han)) - ((thanh tung) OR (anh tang)) cua thong huong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (chu han)) - ((thanh tung) or (anh tang)) cua thong huong dan toan cau*.