Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung song » nhung cong, nhung bong, nhung chong
dinh cua » dinh cuu, sinh cua, tinh cua
song van » hoang van, trong van, duong van
dinh cu » dinh cuu, dinh chuc, dinh chau
ban cao » bao cao, ban can, ban co

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) OR (chieu sang)) - hanh ((dinh cua) or (dinh cu)) nhung song van ban cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - hanh ((dinh cua) OR (dinh cu)) nhung song van ban cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - hanh ((dinh cua) or (dinh cu)) nhung song van ban cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) OR (chieu sang)) - hanh ((dinh cua) or (dinh cu)) nhung song van ban cao*.