Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
theo chieu » theo tieu, theo chu, thi chieu
nhung cong » dung cong, thong cong, hang cong
canh tinh » hanh tinh, manh tinh, canh tranh
ho chieu » hoc thieu, doi chieu, mot chieu
tinh va » tich va, trinh van, trinh vat
gian tu » gian xu, gian thua, gian cua

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