Perhaps you should try some spelling variations:
thanh phuong » thanh huong, thanh chuong, khanh phong
phuong quan » phuong quang, phuong quynh, thuong quang
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
quan thong » quang thong, quan trong, xuan thong
thong cong » trong cong, tong cong, thong thong
cong thanh » dong thanh, cong trinh, cong tan
thanh tran » thanh trang, thanh toan, thanh tra
tran cau » tran chau, toan cau, ran cau

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 sang) OR (chieu xanh)) - thanh phuong quan thong cong thanh tran cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sang) OR (chieu xanh)) - thanh phuong quan thong cong thanh tran cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sang) OR (chieu xanh)) - thanh phuong quan thong cong thanh tran cau*.