Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
hang tai » hang va, dung tai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va hang » van hang, va nang, va lang
xuc va » duc va, tuc va, luc va
tai va » thai va, mai va, tri va
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky ((lang xa) or (nang x)) hoi. hieu ve cham xuc va hang tai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky ((lang xa) OR (nang x)) hoi. hieu ve cham xuc va hang tai va thiet.
• Adding a wildcard symbol may retrieve word variants: su sach ky ((lang xa) or (nang x)) hoi. hieu ve cham xuc va hang tai va thiet*.