Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
chieu sach » chinh sach, chiet tach, chieu sang
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua, ban cua
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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 sach - canh manh cua ((nhung cong) OR (dung cong)) dan phan dau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - canh manh cua ((nhung cong) OR (dung cong)) dan phan dau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh manh cua ((nhung cong) OR (dung cong)) dan phan dau*.