Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
dia thanh » gia thanh, da thanh, dinh thanh
ve triet » va trien
su triet » su viet, su tien
thuc dia » thuc dieu, thuat dia, thuc giai
thanh vi » hanh vi, thanh va, thanh ve
va cach » va cac
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
co sach » bo sach, cuon sach, hoc sach
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: co sach y nang xa hoi. hieu va cach thuc dia thanh vi ((cua tre) or (((su triet) OR (ve triet))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co sach y nang xa hoi. hieu va cach thuc dia thanh vi ((cua tre) OR (((su triet) OR (ve triet))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "co sach y nang xa hoi. hieu va cach thuc dia thanh vi ((cua tre) or (((su triet) OR (ve triet))))*".