Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh tai, hanh van
cham duc » pham duc, cham soc, pham duy
tu sach » thu sach, su sach, te sach
hanh va » hang va, hanh vi
va cham » va chat, va tham
ty hang » ly hang, ty xang, thi hang
ty lang » tay lang, ty xang, tu lang
cua cu » cua chu, cua cau, cua su

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