Perhaps you should try some spelling variations:
thieu tinh » chieu tinh, thien tinh, lieu tinh
hanh trung » thanh trung, hanh trang, manh trung
trung tham » trung tam, trung thanh, trung thang
tham hang » pham hang, thai hang, tham lang
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
than van » thanh van, tran van, phan van
than va » thanh va, nhan va, toan va

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 tinh) OR (trieu tinh)) - hanh trung tham hang cong dan ((than van) or (than va))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (trieu tinh)) - hanh trung tham hang cong dan ((than van) OR (than va)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu tinh) OR (trieu tinh)) - hanh trung tham hang cong dan ((than van) or (than va))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu tinh) OR (trieu tinh)) - hanh trung tham hang cong dan ((than van) or (than va))*.