Perhaps you should try some spelling variations:
ban hang » ngan hang
cham xuc » chat xuc, cham soc, pham duc
so sach » so sanh, bo sach, co sach
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
sach ky » sac ky, sach y, sach ty
di cua » dai cua, doi cua, de cua
cua te » cua tu
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky dang ha hoi. lieu va ((cham xuc) OR (cam xuc)) ((ban hanh) or (ban hang)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky dang ha hoi. lieu va ((cham xuc) OR (cam xuc)) ((ban hanh) OR (ban hang)) di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach ky dang ha hoi. lieu va ((cham xuc) OR (cam xuc)) ((ban hanh) or (ban hang)) di cua te".
• Adding a wildcard symbol may retrieve word variants: so sach ky dang ha hoi. lieu va ((cham xuc) OR (cam xuc)) ((ban hanh) or (ban hang)) di cua te*.