Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
canh tran » canh tranh, hanh trang, banh trang
tran viet » trien viet, gian viet, san viet
viet hung » viet huong, viet trung
cong lang » cong vang, cong luong, cong quang
cong tan » cong tac, cong san, cong thanh
phan lap » phan dau

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 sang - canh tran viet hung ((cong tan) OR (cong lang)) phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sang - canh tran viet hung ((cong tan) OR (cong lang)) phan lap*".