Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hien manh » hien hanh, tien manh, hieu manh
cua thong » cua thuong, cua khong, suat thong
cuong tap » luong tap, cong tac, luong tai
cua tong » cua cong, cua dong, cua nong
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien manh - hanh trinh ((cua thong) OR (cua tong)) cuong tap ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien manh - hanh trinh ((cua thong) OR (cua tong)) cuong tap ((toan cao) OR (toan ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien manh - hanh trinh ((cua thong) OR (cua tong)) cuong tap ((toan cao) or (toan ban))*".