Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
cham truc » cau truc, nham thuc, pham thuc
cua triet » cua viet, su triet, va triet
lky nang » ly nang, ki nang, ke nang
dinh dai » dinh dat, sinh dai, dinh dao
va cham » va chat, va tham
truc va » thuc va, thuc vat, trung va
va dinh » van dinh, va kinh, va tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sach ((ky nang) or (lky nang)) xa hoi. lieu va cham truc va dinh dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach ((ky nang) OR (lky nang)) xa hoi. lieu va cham truc va dinh dai cua triet.
• Adding a wildcard symbol may retrieve word variants: thuoc sach ((ky nang) or (lky nang)) xa hoi. lieu va cham truc va dinh dai cua triet*.