Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
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 ((tang cua) or (hang cua)) nhung cong tac ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh ((tang cua) OR (hang cua)) nhung cong tac ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh ((tang cua) or (hang cua)) nhung cong tac ((toan cau) or (toan cao))*.