Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
van thanh » ban thanh
hoc hieu » hoc thieu, hoc hien, doc hieu
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - canh tranh cua nhung cong ((manh toan) or (((van thanh) OR (van tuan)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - canh tranh cua nhung cong ((manh toan) OR (((van thanh) OR (van tuan)))) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - canh tranh cua nhung cong ((manh toan) or (((van thanh) OR (van tuan)))) cau".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - canh tranh cua nhung cong ((manh toan) or (((van thanh) OR (van tuan)))) cau*.