Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, lanh tranh
hanh trang » thanh trung, canh tranh, hanh trinh
dung cong » dung trong
thi kieu » thi kiem, thi dieu, thi kim
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
ho kieu » ho lieu, so kieu, ho chieu

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

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