Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
hanh phan » thanh phan, anh phan, hanh nhan
ho chieu » theo chieu, hoc thieu, doi chieu
hanh han » hanh nhan, hanh san, anh han
cong tac » cong ty
toan tap » toan ban
pham tai » pham thi, pham van

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 phan) OR (hanh han)) va nhung cong tac ((toan tap) or (pham tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh phan) OR (hanh han)) va nhung cong tac ((toan tap) OR (pham tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh phan) OR (hanh han)) va nhung cong tac ((toan tap) or (pham tai))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh phan) OR (hanh han)) va nhung cong tac ((toan tap) or (pham tai))*.