Perhaps you should try some spelling variations:
phuong cham » phuong phap, phuong thao
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh tung » thanh cong
phuong cau » huong cau, phuong cach, thuong chau
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
trong ha » trong nha, trong hai, trong hao

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)) - thanh tung cua dung trong ha ((phuong cau) or (phuong cham))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - thanh tung cua dung trong ha ((phuong cau) OR (phuong cham)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - thanh tung cua dung trong ha ((phuong cau) or (phuong cham))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - thanh tung cua dung trong ha ((phuong cau) or (phuong cham))*.