Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tinh thuat » tinh thua, tinh chat, tinh than
chung cong » nhung cong, chong cong, phung cong
tinh thai » sinh thai, tinh toan, tinh chat
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 xanh - hanh ((tinh thuat) OR (tinh thai)) chung cong san ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((tinh thuat) OR (tinh thai)) chung cong san ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh ((tinh thuat) OR (tinh thai)) chung cong san ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((tinh thuat) OR (tinh thai)) chung cong san ((toan cau) or (toan cao))*.