Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
qua cham » qua hai, qua cac, va cham
cham xuc » cam xuc, chat xuc, cham soc
vang cua » mang cua, hang cua, tang cua
sach ty » sach y, sach tu, sach thu
xang va » hang va, bang va, dang va
van cua » ban cua, dan cua, nan cua
va hoi » xa hoi, va hoc, va hoa

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 ty xang va hoi. hieu qua cham xuc ((va tinh) OR (may tinh)) ((van cua) or (vang cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ty xang va hoi. hieu qua cham xuc ((va tinh) OR (may tinh)) ((van cua) OR (vang cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ty xang va hoi. hieu qua cham xuc ((va tinh) OR (may tinh)) ((van cua) or (vang cua)) tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ty xang va hoi. hieu qua cham xuc ((va tinh) OR (may tinh)) ((van cua) or (vang cua)) tre*.