Perhaps you should try some spelling variations:
nhung xuong » nhung huong, nhung tuong, nhung phuong
thieu sach » thien hach, hieu cach, theo sach
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
tuan nhung » quan nhung, tuan hung, thuat nhung
xuong dan » huong dan, xuong san, tuong dan
dan can » dan chan, dan canh, dan ca
can cau » van cau, ban cau, ca cau

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 sach) OR (chieu sach)) - ((thanh trung) or (thanh tung)) tuan nhung xuong dan can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sach) OR (chieu sach)) - ((thanh trung) OR (thanh tung)) tuan nhung xuong dan can cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) OR (chieu sach)) - ((thanh trung) or (thanh tung)) tuan nhung xuong dan can cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sach) OR (chieu sach)) - ((thanh trung) or (thanh tung)) tuan nhung xuong dan can cau*.