Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
tranh chua » tranh cua, trinh chuan, tranh chap
chua khong » chu khong, cua khong, hua khong
hoc thieu » toc thieu, hoc hien
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong san, cong dong, cong tac
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 thieu tinh - canh tranh chua khong ((((cong dan) OR (cong tan))) or (huong dan)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - canh tranh chua khong ((((cong dan) OR (cong tan))) OR (huong dan)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - canh tranh chua khong ((((cong dan) OR (cong tan))) or (huong dan)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - canh tranh chua khong ((((cong dan) OR (cong tan))) or (huong dan)) thanh lap*.