Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
dang xay » dang van, van xay
van dinh » van minh, van dich, va dinh
bo sach » co sach, hoc sach
vai cua » dai cua, hai cua, lai cua
xuc van » duc van, luc van, vuc van
va cham » va chat, va tham
hieu va » lieu va, hieu qua
vi cua » di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach y ((nang x) or (dang xay)) hoi. hieu va cham xuc van dinh ((vi cua) OR (vai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach y ((nang x) OR (dang xay)) hoi. hieu va cham xuc van dinh ((vi cua) OR (vai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach y ((nang x) or (dang xay)) hoi. hieu va cham xuc van dinh ((vi cua) OR (vai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: bo sach y ((nang x) or (dang xay)) hoi. hieu va cham xuc van dinh ((vi cua) OR (vai cua)) tre*.