Perhaps you should try some spelling variations:
nhung nong » nhung cong, nhung bong, nhung chong
chieu sach » chinh sach, chiet tach, chieu sang
trinh toan » tinh toan, thanh toan, trinh han
trinh quan » tinh quang, trinh luat, trinh han
ho chieu » theo chieu, hoc thieu, doi chieu
mang cua » manh cua, ban cua, cong cua
dung cua » dung luan, dung cho

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 - hanh ((mang cua) OR (dung cua)) nhung nong ((trinh toan) or (trinh quan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((mang cua) OR (dung cua)) nhung nong ((trinh toan) OR (trinh quan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((mang cua) OR (dung cua)) nhung nong ((trinh toan) or (trinh quan)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((mang cua) OR (dung cua)) nhung nong ((trinh toan) or (trinh quan)) cau*.