Perhaps you should try some spelling variations:
trinh phuong » trinh duong, trinh dung, trinh cong
tran phuong » tran phong, doan phuong, tai phuong
theo trieu » theo tieu, theo chieu, thep tieu
hanh trang » thanh trung, canh tranh, hanh trinh
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo trieu tinh - hanh trang ((tran phuong) or (trinh phuong)) cong dan ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo trieu tinh - hanh trang ((tran phuong) OR (trinh phuong)) cong dan ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo trieu tinh - hanh trang ((tran phuong) or (trinh phuong)) cong dan ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo trieu tinh - hanh trang ((tran phuong) or (trinh phuong)) cong dan ((toan cau) OR (toan ban))*.