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 lang » nham nang, pham hang, thai bang
lang cong » dang cong, bang cong, hang cong
tran manh » tran minh, tran thanh, tran van
cong dan » cong san, cong tan, huong dan
than ma » than man, than va, khan ma

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