Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
sach thu » sach thue, sach thieu, sach tham
cham xuc » cam xuc, chat xuc, cham soc
thu bang » thu ban, thu hang, chu bang
bang xa » lang xa, bang va, mang xa
hieu va » hieu qua
hanh di » hanh vi, hang di, danh di
hanh de » hanh ve, hanh kem
xuc va » duc va, tuc va, luc va
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach thu bang xa hoi. ((hieu va) OR (lieu va)) cham xuc va ((hanh di) or (hanh de)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach thu bang xa hoi. ((hieu va) OR (lieu va)) cham xuc va ((hanh di) OR (hanh de)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach thu bang xa hoi. ((hieu va) OR (lieu va)) cham xuc va ((hanh di) or (hanh de)) cua te".
• Adding a wildcard symbol may retrieve word variants: toc sach thu bang xa hoi. ((hieu va) OR (lieu va)) cham xuc va ((hanh di) or (hanh de)) cua te*.