Perhaps you should try some spelling variations:
nhung phuong » dung phuong, truong phuong, bang phuong
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
hanh tranh » canh tranh, hanh trinh, hanh trang
nhu phuong » thu phuong, thi phuong, thu huong
tranh cua » doanh cua, manh cua
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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