Perhaps you should try some spelling variations:
hanh lai » hanh lam, hanh tai, thanh lap
sach thu » sach thue, sach thieu, sach tham
xach tay » canh tay
lai cua » dai cua, hai cua, lai chau
va hanh » van hanh, va thanh, va danh
van cac » van hac, van bac, dan cac
van cau » van dau, van hau, van chat
hang xa » hoang xa, hang va, hang ca
loc va » hoc va, luc va
cua su » qua 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 ((xach tay) or (sach thu)) hang xa hoi. hieu ((van cac) OR (van cau)) loc va hanh lai cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((xach tay) OR (sach thu)) hang xa hoi. hieu ((van cac) OR (van cau)) loc va hanh lai cua su.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((xach tay) or (sach thu)) hang xa hoi. hieu ((van cac) OR (van cau)) loc va hanh lai cua su".
• Adding a wildcard symbol may retrieve word variants: tu ((xach tay) or (sach thu)) hang xa hoi. hieu ((van cac) OR (van cau)) loc va hanh lai cua su*.