Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
hieu va » hieu qua
cau xuc » cam xuc, cau luc, cau truc
y nang » ky nang, ly nang, v nang
xuc va » duc va, tuc va, luc va
vi cua » vai cua
di cua » dai cua, doi cua, de cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang x hoi. ((hieu va) or (lieu va)) cau xuc va thanh ((vi cua) or (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang x hoi. ((hieu va) OR (lieu va)) cau xuc va thanh ((vi cua) OR (di cua)) tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. ((hieu va) or (lieu va)) cau xuc va thanh ((vi cua) or (di cua)) tre*.