Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hang tai » hang va, dung tai
cham xuc » cam xuc, chat xuc, cham soc
cua viet » ca viet, hoa viet, cua vat
thi nang » thi cong, ki nang, thi hanh
thi hang » thi hanh, thi hong, thi thanh
hieu vu » hieu va, hieu ve, hieu su
hanh va » hang va, hanh vi
vu cham » va cham, vu kham, tu cham
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: thu sach ((thi hang) OR (thi nang)) xa hoi. hieu vu cham xuc va ((hang tai) or (hanh va)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((thi hang) OR (thi nang)) xa hoi. hieu vu cham xuc va ((hang tai) OR (hanh va)) cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((thi hang) OR (thi nang)) xa hoi. hieu vu cham xuc va ((hang tai) or (hanh va)) cua viet".
• Adding a wildcard symbol may retrieve word variants: thu sach ((thi hang) OR (thi nang)) xa hoi. hieu vu cham xuc va ((hang tai) or (hanh va)) cua viet*.