Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, mot chieu
manh toan » thanh toan, anh tuan, tinh toan
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, mot chieu
canh dan » canh van, sanh dan, thanh dan
dan va » doan va, dan ca, ban va

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