Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
nhan tai » hang tai, van tai, toan tai
hieu ve » hieu va, hieu van
va nhan » van nhan, ca nhan, va phan
nang xa » nang x, lang xa, mang xa
ve cham » va cham, ve chat, vu cham
nang ma » tang ma, sang ma, nang cao
sach ty » sach y, sach tu, sach thu
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky
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 ty) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve cham xuc va nhan tai va thiet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve cham xuc va nhan tai va thiet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach ty) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve cham xuc va nhan tai va thiet".
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (sac ky)) ((nang xa) OR (nang ma)) hoi. hieu ve cham xuc va nhan tai va thiet*.