Perhaps you should try some spelling variations:
va trien » va truyen, va thiet, va tuyen
thanh va » thanh van, hanh va, thanh ha
cham xuc » cam xuc, chat xuc, cham soc
xuc gia » duc gia, luc gia, tuc gia
hieu va » lieu va, hieu qua
tu sach » thu sach, su sach, tu cach
hieu ve » hieu van
te sach » toc sach
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai
va va » va van, va vua, va vai

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) or (te sach)) ky nang o hoi. ((hieu ve) OR (hieu va)) cham xuc gia thanh va va trien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang o hoi. ((hieu ve) OR (hieu va)) cham xuc gia thanh va va trien*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (te sach)) ky nang o hoi. ((hieu ve) OR (hieu va)) cham xuc gia thanh va va trien*".