Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ty hang » ly hang, ty xang, thi hang
hang xa » hoang xa, hang va, hang ca
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
cua tu » cua tuc, cua su, cua cu

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty hang xa hoi. ((hieu qua) OR (lieu va)) cam xuc va hanh vi ((cua te) OR (cua tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty hang xa hoi. ((hieu qua) or (lieu va)) cam xuc va hanh vi ((cua te) OR (cua tu))~".
• Adding a wildcard symbol may retrieve word variants: tu sach ty hang xa hoi. ((hieu qua) or (lieu va)) cam xuc va hanh vi ((cua te) OR (cua tu))*.