Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
doi chieu » doc hieu, doi chi, mot chieu
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, mot chieu
mang cua » manh cua, dung cua, ban cua
cong san » cong tac
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (ho chieu)) xanh - cach mang cua nhung ((cong ngang) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) xanh - cach mang cua nhung ((cong ngang) OR (cong san)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (ho chieu)) xanh - cach mang cua nhung ((cong ngang) or (cong san)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (ho chieu)) xanh - cach mang cua nhung ((cong ngang) or (cong san)) toan ban*.