Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tran » hanh trang, thanh tran, thanh trang
hanh tram » hanh tam, hanh trang, thanh tran
ho chieu » theo chieu, hoc thieu, doi chieu
van dung » van dong, tin dung
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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 tran) OR (hanh tram)) ((van dung) or (xay dung)) cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh tran) OR (hanh tram)) ((van dung) OR (xay dung)) cong tac toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh tran) OR (hanh tram)) ((van dung) or (xay dung)) cong tac toan cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh tran) OR (hanh tram)) ((van dung) or (xay dung)) cong tac toan cao*.