Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
duy sang » duy van, duy can, duy anh
gia phan » gia nhan, gia pha, gia thanh
phan lap » phan dau
te sach » toc sach
mai hoi » mai khoi, dai hoi, lai hoi
hieu vi » hieu voi, hieu va, hieu ve
duc gia » quoc gia
cua tre » cua te, cuu tre, dua tren
y sang » _ sang

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((y sang) or (duy sang)) mai hoi. hieu vi pham duc gia phan lap ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y sang) OR (duy sang)) mai hoi. hieu vi pham duc gia phan lap ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sach ((y sang) or (duy sang)) mai hoi. hieu vi pham duc gia phan lap ((cua tre) or (cua triet))*.