Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thi hang » thi hanh, thi hong, thi thanh
thi nang » thi cong, ki nang, thi hanh
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
tu sach » thu sach, su sach, te sach
cac xuc » cam xuc, cac nuoc, chat xuc
hieu ve » hieu va, hieu van
ve cac » va cac, vien cac

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 ((thi hang) or (thi nang)) xa hoi. hieu ve cac xuc ((va danh) OR (va hanh)) vai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((thi hang) OR (thi nang)) xa hoi. hieu ve cac xuc ((va danh) OR (va hanh)) vai cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((thi hang) or (thi nang)) xa hoi. hieu ve cac xuc ((va danh) OR (va hanh)) vai cua triet".
• Adding a wildcard symbol may retrieve word variants: tu sach ((thi hang) or (thi nang)) xa hoi. hieu ve cac xuc ((va danh) OR (va hanh)) vai cua triet*.