Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
toc sach » hoc sach, doc sach, thuoc sach
thu nang » thu hang, thu bang, tho nang
va doanh » van doanh, vay doanh, va danh
thi nang » thi cong, ki nang, thi hanh
cham xuc » cam xuc, chat xuc, cham soc
tu sach » thu sach, su sach, te sach
ve cham » va cham, ve chat, vu cham
van cua » vang cua, ban cua, dan cua
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
xuc va » duc va, tuc va, luc va

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 (toc sach)) ((thu nang) or (thi nang)) xa hoi. hieu ve cham xuc va doanh van cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (toc sach)) ((thu nang) OR (thi nang)) xa hoi. hieu ve cham xuc va doanh van cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (toc sach)) ((thu nang) or (thi nang)) xa hoi. hieu ve cham xuc va doanh van cua tre*.