Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
hieu va » lieu va, hieu qua
va cham » va chat, va tham
hanh di » hanh vi, hanh de, danh di
hang di » hang doi, hang vi, hang dien
cua tre » cua te, cuu tre, cua triet
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: ((tu cac) or (thu sach)) ky nang x ho. hieu va cham xuc va ((hanh di) OR (hang di)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cac) OR (thu sach)) ky nang x ho. hieu va cham xuc va ((hanh di) OR (hang di)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cac) or (thu sach)) ky nang x ho. hieu va cham xuc va ((hanh di) OR (hang di)) cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu cac) or (thu sach)) ky nang x ho. hieu va cham xuc va ((hanh di) OR (hang di)) cua tre*.