Perhaps you should try some spelling variations:
tham lang » nham nang, pham hang, thai bang
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
cao thuc » cao thuoc, bao thuc, can thuc
vat hanh » vat thanh, van hanh, va hanh
hanh lai » hanh lam, hanh tai, thanh lap
hieu va » lieu va, hieu qua
lai cua » dai cua, hai cua, lai chau
va cao » va cac, va co, va dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ((cam nang) or (tham lang)) xa hoi. hieu va cao thuc vat hanh lai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ((cam nang) OR (tham lang)) xa hoi. hieu va cao thuc vat hanh lai cua triet.
• Adding a wildcard symbol may retrieve word variants: toc sach ((cam nang) or (tham lang)) xa hoi. hieu va cao thuc vat hanh lai cua triet*.