Perhaps you should try some spelling variations:
thanh khung » thanh hung, thanh chuong, thanh phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
khung cua » chung cua, khung luan, chung cu
cua tong » cua cong, cua dong, cua nong
cong van » cong vang, song van, cong tan
cong san » cong tac
toan tap » toan ban
phan cac » nhan cach, phan dau, phan lap

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 - thanh khung cua tong ((cong van) OR (cong san)) ((toan tap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh khung cua tong ((cong van) OR (cong san)) ((toan tap) OR (phan cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - thanh khung cua tong ((cong van) OR (cong san)) ((toan tap) or (phan cac))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh khung cua tong ((cong van) OR (cong san)) ((toan tap) or (phan cac))*.