Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh chau » thanh cha, thanh cham, thanh chu
anh quang » anh xquang, anh quan, nhanh quang
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
anh dang » anh dong, anh dung, anh bang
cong san » cong tac
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 - ((anh dang) or (anh quang)) cua thong cong san ((thanh chau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((anh dang) OR (anh quang)) cua thong cong san ((thanh chau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((anh dang) or (anh quang)) cua thong cong san ((thanh chau) or (toan tap))*.