Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu danh » dieu danh, tiep danh, thien danh
cuong tap » luong tap, luong tai, cong tan
trinh he » trinh han, trinh hoa, trinh thi
cong tac » cong ty
toan cao » toan ban
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 tieu danh - hanh trinh he thong ((cong tac) or (cuong tap)) ((toan cao) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu danh - hanh trinh he thong ((cong tac) OR (cuong tap)) ((toan cao) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu danh - hanh trinh he thong ((cong tac) or (cuong tap)) ((toan cao) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh trinh he thong ((cong tac) or (cuong tap)) ((toan cao) OR (toan tap))*.