Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
hieu va » lieu va, hieu qua
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua
v nang » va nang, vu nang, van nang
y nang » ky nang, ly nang, may nang
cac lo » cac lop, cac co, cac bo

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach ((y nang) OR (v nang)) xa hoi. hieu va cac lo ((va danh) or (va thanh)) vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach ((y nang) OR (v nang)) xa hoi. hieu va cac lo ((va danh) OR (va thanh)) vai cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nuoc sach ((y nang) OR (v nang)) xa hoi. hieu va cac lo ((va danh) or (va thanh)) vai cua triet*".