Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
trung cap » truong cao
cua tinh » cua sinh, va tinh, hoa tinh
cong dan » cong san, cong tan, huong dan
ha tinh » va tinh, may tinh
dan can » dan chan, dan canh, dan ca
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((cua tinh) or (ha tinh)) - manh ((trung cap) OR (trung tam)) thong cong dan can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((cua tinh) OR (ha tinh)) - manh ((trung cap) OR (trung tam)) thong cong dan can cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((cua tinh) or (ha tinh)) - manh ((trung cap) OR (trung tam)) thong cong dan can cau*".