Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
lieu tinh » trieu tinh, diep tinh, bien tinh
sieu hinh » dieu chinh, dieu hanh, dien hinh
trung cap » truong cao, trung tam
cap nhung » cam nhung, vap nhung, dap nhung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((lieu tinh) or (sieu hinh)) - hanh trung cap nhung ((cong dan) OR (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((lieu tinh) OR (sieu hinh)) - hanh trung cap nhung ((cong dan) OR (cong tan)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((lieu tinh) or (sieu hinh)) - hanh trung cap nhung ((cong dan) OR (cong tan)) than cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((lieu tinh) or (sieu hinh)) - hanh trung cap nhung ((cong dan) OR (cong tan)) than cau*.