Perhaps you should try some spelling variations:
thieu bien » thieu nien, tieu bieu, hien bien
ve triet » va trien, su triet
bien cac » vien cac, dien cac, bien ca
nang xa » nang x, lang xa, nang ma
su sach » so sach, vu sach
cac xuc » cam xuc, cac nuoc, chat xuc
hanh va » hanh vi
tu sach » thu sach, te sach, tu cach
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: ((tu sach) or (su sach)) ky nang xa hoi. thieu bien cac xuc va ((hanh va) OR (hang va)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ky nang xa hoi. thieu bien cac xuc va ((hanh va) OR (hang va)) ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (su sach)) ky nang xa hoi. thieu bien cac xuc va ((hanh va) OR (hang va)) ve triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky nang xa hoi. thieu bien cac xuc va ((hanh va) OR (hang va)) ve triet*.