Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
thong cua » thong quan, thong tu, huong cua
tuong tap » tuong tac, tong tap, cuong tap
tap toan » tap doan, tap quan, bai toan
toan ban » van ban

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

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