Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
truong va » truong dai, truong cao, truong dao
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » trang va, trung ha, trung tam
cong san » cong tac
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: ho chieu sang - thanh ((trung va) OR (truong va)) dung cong san ((toan cau) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh ((trung va) OR (truong va)) dung cong san ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((trung va) OR (truong va)) dung cong san ((toan cau) OR (toan ban))*.