Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
dung cong » dung trong
tang qua » tang quan, tang quy, tang quang
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
khan cap » than cap, khoan cam, phan cac
khan ap » han ap, khan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - hanh ((tang qua) OR (tang cua)) dung cong dan ((khan cap) or (khan ap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tinh - hanh ((tang qua) OR (tang cua)) dung cong dan ((khan cap) OR (khan ap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu tinh - hanh ((tang qua) OR (tang cua)) dung cong dan ((khan cap) or (khan ap))".
• Adding a wildcard symbol may retrieve word variants: toc thieu tinh - hanh ((tang qua) OR (tang cua)) dung cong dan ((khan cap) or (khan ap))*.