Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
thanh toan » thanh hoa, tinh toan
trinh vat » trinh luat, sinh vat, trinh han
trinh van » trinh han, trinh quan, trinh toan
ho chieu » theo chieu, hoc thieu, doi chieu

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 - canh ((trinh vat) OR (trinh van)) thong cong ((thanh toan) or (thanh san)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh ((trinh vat) OR (trinh van)) thong cong ((thanh toan) OR (thanh san)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh ((trinh vat) OR (trinh van)) thong cong ((thanh toan) or (thanh san)) tap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh ((trinh vat) OR (trinh van)) thong cong ((thanh toan) or (thanh san)) tap*.