Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc dieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
manh cua » doanh cua, ban cua
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc hien)) xanh - canh manh cua nhung cong ((manh toan) or (dan than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) xanh - canh manh cua nhung cong ((manh toan) OR (dan than)) ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) xanh - canh manh cua nhung cong ((manh toan) or (dan than)) ban*.