Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
phuong cong » phuong dong, phong cong, phung cong
hanh trang » thanh trung, canh tranh, hanh trinh
va phuong » va thuong, cac phuong
trang va » tran van, hang va
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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 khang - hanh trang va phuong cong san ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu khang - hanh trang va phuong cong san ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: toc thieu khang - hanh trang va phuong cong san ((toan cau) OR (toan tap))*.