Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
nhanh ban » nhanh bac, nhanh ba, thanh ban
nong cong » cong cong, tong cong, nang cong
cua nong » cua cong, cuu nong, cua dong
cong tan » cong tac, cong san, cong thanh
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (hieu manh)) - nhanh ban cua nong cong tan ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - nhanh ban cua nong cong tan ((toan ban) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - nhanh ban cua nong cong tan ((toan ban) or (van ban))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - nhanh ban cua nong cong tan ((toan ban) or (van ban))*.