Perhaps you should try some spelling variations:
tiep danh » tieu danh, thien danh, tiep can
hanh tang » hanh trang, anh tang, hanh mang
cua hang » cua nhung, cua cong, cua ban
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » 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 ((dieu hanh) or (tiep danh)) - hanh tang ((cua hang) OR (cua dang)) cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((dieu hanh) OR (tiep danh)) - hanh tang ((cua hang) OR (cua dang)) cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((dieu hanh) or (tiep danh)) - hanh tang ((cua hang) OR (cua dang)) cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((dieu hanh) or (tiep danh)) - hanh tang ((cua hang) OR (cua dang)) cong dan toan cau*.