Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
cua phuong » cuu phuong, cuc phuong, luan phuong
doi chieu » doi chi, ho chieu, mot chieu
doc hieu » toc thieu, hoc thieu, hoc hien
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
cong tap » cuong tap, cong tac, cong tan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doc hieu)) xanh - anh dung cua phuong cong tap ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) xanh - anh dung cua phuong cong tap ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doc hieu)) xanh - anh dung cua phuong cong tap ((toan cau) or (toan cao))*.