Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
danh gia » dan gian
chat xuc » chat huu, cam xuc, chao xu
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
mai hoi » mai khoi, dai hoi, lai hoi
ty nang » ky nang, ty hang, ly nang
cuu tre » cua tre, cau tren, cau treo
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: thuoc sach ((ty nang) OR (ty xang)) mai hoi. hieu va chat xuc va ((danh gia) or (dan ca)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sach ((ty nang) OR (ty xang)) mai hoi. hieu va chat xuc va ((danh gia) OR (dan ca)) cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc sach ((ty nang) OR (ty xang)) mai hoi. hieu va chat xuc va ((danh gia) or (dan ca)) cuu tre".
• Adding a wildcard symbol may retrieve word variants: thuoc sach ((ty nang) OR (ty xang)) mai hoi. hieu va chat xuc va ((danh gia) or (dan ca)) cuu tre*.