Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
cua viet » ca viet, hoa viet, cua vat
tu sach » thu sach, su sach, te sach
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
dan bat » danh bat, dan dat, dan ba
bat cua » ban cua, mat cua, bai cua
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau

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 dang xa hoi. hieu ve cham xuc va dan bat cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (toc sach)) ky dang xa hoi. hieu ve cham xuc va dan bat cua viet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (toc sach)) ky dang xa hoi. hieu ve cham xuc va dan bat cua viet*.