Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
chua tre » chua tri, cua tre, chua trieu
doanh va » doanh tai, doanh cua, hanh va
cham xuc » cam xuc, chat xuc, cham soc
ve cham » va cham, ve chat, vu cham
tu sach » thu sach, su sach, te sach
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
hieu ve » hieu va, hieu van
ma hoi » mai hoi, xa hoi, ma hoa
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 sach) or (thuat sach)) ky sang ma hoi. hieu ve cham xuc va ((doanh va) or (doan va)) chua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat sach)) ky sang ma hoi. hieu ve cham xuc va ((doanh va) OR (doan va)) chua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat sach)) ky sang ma hoi. hieu ve cham xuc va ((doanh va) or (doan va)) chua tre*.