Perhaps you should try some spelling variations:
trinh thanh » tinh thanh, trinh han, trinh toan
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
tham nhung » thi nhung
hay nhung » tay nhung, thai nhung, hanh nhung
thanh mau » hanh mau, thanh san, thanh hai
ho chieu » theo chieu, hoc thieu, doi chieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh trung ((hay nhung) OR (tham nhung)) cong trinh thanh mau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh trung ((hay nhung) OR (tham nhung)) cong trinh thanh mau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung ((hay nhung) OR (tham nhung)) cong trinh thanh mau*.