Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
sach tham » sach nha
hanh lai » hanh lam, hanh tai, thanh lap
lang van » dang van, tang van, hoang van
thuc day » thuc dan, thuc vat
lai cua » dai cua, hai cua, lai chau
lan cam » ban cam, lai cam, phan cam
tu sach » thu sach, su sach, te sach
lang xa » lang ha, dang xay
thi lan » thi hanh, thi nang, thi lien
xuc va » duc va, tuc va, luc 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 tham ((lang xa) OR (lang van)) hoi. thi lan cam ((xuc va) or (thuc day)) hanh lai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tham ((lang xa) OR (lang van)) hoi. thi lan cam ((xuc va) OR (thuc day)) hanh lai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tham ((lang xa) OR (lang van)) hoi. thi lan cam ((xuc va) or (thuc day)) hanh lai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu sach tham ((lang xa) OR (lang van)) hoi. thi lan cam ((xuc va) or (thuc day)) hanh lai cua triet*.