Perhaps you should try some spelling variations:
thanh caco » hanh cac, thanh bac, thanh ca
thien danh » thien anh, thien dang, thien thanh
thiet anh » thien anh, thuyet anh, thich anh
canh manh » lanh manh, canh tranh, cach mang
dang cong » dung cong
thanh cac » hanh cac, thanh bac, thanh ca
manh cua » doanh cua, ban cua
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thiet anh) OR (thien danh)) - canh manh cua dang cong tan ((thanh caco) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thiet anh) OR (thien danh)) - canh manh cua dang cong tan ((thanh caco) OR (thanh cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thiet anh) OR (thien danh)) - canh manh cua dang cong tan ((thanh caco) or (thanh cac))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thiet anh) OR (thien danh)) - canh manh cua dang cong tan ((thanh caco) or (thanh cac))*.