Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
phuong manh » phuong anh, phung manh, phuong danh
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
tranh van » tran van, trinh van, thanh van
van dung » van dong, xay dung, tin dung
toan cao » toan ban
toan tap » toan ban

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