Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham duc » pham duc, cham soc, pham duy
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
xang xa » mang xa, ang xa, dang xay
lang xa » lang ha, dang xay, lang van
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
cua tu » cua tuc, cua su, cua cu

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 y ((xang xa) or (lang xa)) hoi. hieu van cham duc va hanh vai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((xang xa) OR (lang xa)) hoi. hieu van cham duc va hanh vai cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((xang xa) or (lang xa)) hoi. hieu van cham duc va hanh vai cua tu*.