Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
va cham » va chat, va tham
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, cua triet
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
ve cai » va cai, ve cac, ve tai
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua
va cam » va cac, va cao, va cai

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 y nang xa hoi. hieu ((ve cai) OR (((va cam) OR (va cham)))) tuc va danh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. hieu ((ve cai) OR (((va cam) OR (va cham)))) tuc va danh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu ((ve cai) OR (((va cam) OR (va cham)))) tuc va danh vi cua tre*.