Perhaps you should try some spelling variations:
thieu nang » thien nang, thieu khang, thieu quang
cua triet » su triet, va triet
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
truc va » thuc va, thuc vat, trung va
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: te sach thieu nang xa hoi. hieu ve cham ((xuc va) or (truc va)) hanh vi ((cua triet) OR (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach thieu nang xa hoi. hieu ve cham ((xuc va) OR (truc va)) hanh vi ((cua triet) OR (cua viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thieu nang xa hoi. hieu ve cham ((xuc va) or (truc va)) hanh vi ((cua triet) OR (cua viet))".
• Adding a wildcard symbol may retrieve word variants: te sach thieu nang xa hoi. hieu ve cham ((xuc va) or (truc va)) hanh vi ((cua triet) OR (cua viet))*.