Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
va thanh » gia thanh, ban thanh, va tinh
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
cao hoa » cao hoat, cao khoa, cau hoa
hieu ve » hieu van
hieu va » hieu qua
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
dai va » mai va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang cao hoa. ((((hieu ve) OR (hieu va))) OR (lieu va)) cam xuc va thanh dai va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang cao hoa. ((((hieu ve) OR (hieu va))) or (lieu va)) cam xuc va thanh dai va triet~".
• Adding a wildcard symbol may retrieve word variants: su sach y nang cao hoa. ((((hieu ve) OR (hieu va))) or (lieu va)) cam xuc va thanh dai va triet*.