Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
chiet tach » chieu sach
tang quan » tang luan, nang quan, tong quan
tuong dan » huong dan, tung dan, xuong dan
ho chiet » ho chieu, ho thiet, hoc thiet
tang qua » tang cua, tang quy, tang quang
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh ((tang qua) or (tang quan)) nhung tuong dan ((than cau) OR (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh ((tang qua) OR (tang quan)) nhung tuong dan ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - hanh ((tang qua) or (tang quan)) nhung tuong dan ((than cau) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh ((tang qua) or (tang quan)) nhung tuong dan ((than cau) OR (than cap))*.