Perhaps you should try some spelling variations:
doanh bat » doanh tai, doanh va
cua viet » ca viet, hoa viet, cua vat
danh bat » anh bai, dinh ba
chat soc » cham soc, chat hoc, chat doc
toc sach » hoc sach, doc sach, thuoc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve chat » va chat, van chat
tu sach » thu sach, su sach, te sach
soc va » hoc va, loc va, doc 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)) ky nang xa hoi. hieu ve chat soc va ((danh bat) or (doanh bat)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (toc sach)) ky nang xa hoi. hieu ve chat soc va ((danh bat) OR (doanh bat)) cua viet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (toc sach)) ky nang xa hoi. hieu ve chat soc va ((danh bat) or (doanh bat)) cua viet*.