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