Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
va chat » van chat, va phat, cao chat
va cham » va tham
sang ma » tang ma, nang ma, sang tao
ty sang » ty xang, ty hang, duy sang
cuu tre » cau tren, cau treo
doc va » duoc va, hoc va, duc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty sang ma hoa. hieu ((va cham) OR (va chat)) doc va hanh lai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty sang ma hoa. hieu ((va cham) OR (va chat)) doc va hanh lai ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty sang ma hoa. hieu ((va cham) OR (va chat)) doc va hanh lai ((cua tre) or (cuu tre))*".