Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu
cua thong » cua thuong, cua khong, cua tong
dung cua » dung luan, dung cho
cong dan » cong san, cong tan, huong dan
chan ban » can ban, chat ban, chan doan
chan nan » chan nhan, chang nang, chan doan

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) or (hoc hien)) sang - thanh dung cua thong cong dan ((chan ban) OR (chan nan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) sang - thanh dung cua thong cong dan ((chan ban) OR (chan nan)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (hoc hien)) sang - thanh dung cua thong cong dan ((chan ban) OR (chan nan))".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) sang - thanh dung cua thong cong dan ((chan ban) OR (chan nan))*.