Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
hieu tuc » hieu thuc, hieu luc, hieu thuoc
tuc cham » toc cham, tu cham, phuc cham
cham xuc » cam xuc, chat xuc, cham soc
va doanh » van doanh, vay doanh, va danh
van viet » san viet, gian viet, tran viet
tu sach » thu sach, su sach, tu cach
te sach » toc sach
van van » van ban, tan van, san van
xuc va » duc va, tuc va, luc va
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: ((tu sach) or (te sach)) ky nang x hoi. hieu tuc cham xuc va doanh van van viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (te sach)) ky nang x hoi. hieu tuc cham xuc va doanh van van viet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (te sach)) ky nang x hoi. hieu tuc cham xuc va doanh van van viet*.