Perhaps you should try some spelling variations:
cong nganh » cong ngang, trong nganh, duong nganh
nhung cong » dung cong, thong cong, hang cong
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
nganh van » ngan van, nganh vat, nganh toan
cac tinh » dac tinh, cuu tinh, ha tinh
manh cua » doanh cua, ban cua

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

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