Perhaps you should try some spelling variations:
va thieu » va thiet, va hieu, va tieu
ban thai » ban than, ban thi, ban tai
han thai » han tai, van thai, than thoai
cham xuc » cam xuc, chat xuc, cham soc
sach ly » sach y, sach lo, sach ty
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
hieu vu » hieu va, hieu su, dieu vu
nang xa » nang x, lang xa, nang ma
ly nang » ky nang, ly hang, ly vang
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: su sach ly nang xa hoi. ((hieu vu) OR (hieu ve)) cham xuc va ((han thai) or (ban thai)) va thieu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ly nang xa hoi. ((hieu vu) OR (hieu ve)) cham xuc va ((han thai) OR (ban thai)) va thieu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ly nang xa hoi. ((hieu vu) OR (hieu ve)) cham xuc va ((han thai) or (ban thai)) va thieu".
• Adding a wildcard symbol may retrieve word variants: su sach ly nang xa hoi. ((hieu vu) OR (hieu ve)) cham xuc va ((han thai) or (ban thai)) va thieu*.