Perhaps you should try some spelling variations:
thanh dai » thanh hai, thanh tai, thanh dat
va thanh » gia thanh, ban thanh, va tinh
tu sach » thu sach, su sach, te sach
ly nang » ly hang, ly vang, ly quang
hieu ve » hieu van
hieu va » lieu va, hieu qua
xuc va » duc va, tuc va, luc va
cua te » cua tu

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