Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trang » thanh trung, canh tranh, hanh trinh
trang doan » tran doan, trong doanh, trang tuan
doan nhung » doanh nhung, doan hung, doan phuong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - hanh trang doan nhung ((cong dan) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu tinh - hanh trang doan nhung ((cong dan) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu tinh - hanh trang doan nhung ((cong dan) OR (cong san)) than cau*.