Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
trong quan » thong quan, tong quan, thong quang
thi hieu » thi chieu, thi hien, thi dieu
dung cua » dung luan, dung cho
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan ban, toan tap
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thi hieu) or (theo tieu)) xanh - thanh dung cua dung trong quan ((toan cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thi hieu) OR (theo tieu)) xanh - thanh dung cua dung trong quan ((toan cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ((thi hieu) or (theo tieu)) xanh - thanh dung cua dung trong quan ((toan cau) or (phan cau))*.