Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
tranh thuc » trinh thuc, trang thuc, thanh thuy
thuc nhung » phuc nhung, thu nhung, thuc chung
nhung cong » dung cong, thong cong, hang cong
ngang toan » nganh toan, quang toan
dang toan » dang tran, dan toan, dung toan
ho chieu » hoc thieu, doi chieu, mot 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) OR (theo chieu)) xanh - canh tranh thuc nhung cong ((ngang toan) or (dang toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - canh tranh thuc nhung cong ((ngang toan) OR (dang toan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) xanh - canh tranh thuc nhung cong ((ngang toan) or (dang toan)) ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) xanh - canh tranh thuc nhung cong ((ngang toan) or (dang toan)) ban*.