Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
van chat » cao chat
chat xuc » chat huu, cam xuc, chao xu
su sach » so sach, vu sach
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va danh, ban hanh
cuu tre » cau tren, cau treo
y nang » ky nang, ly nang, v nang
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang o hoi. hieu van chat xuc ((va hanh) OR (va thanh)) noi ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang o hoi. hieu van chat xuc ((va hanh) OR (va thanh)) noi ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang o hoi. hieu van chat xuc ((va hanh) OR (va thanh)) noi ((cua tre) or (cuu tre))*".