Perhaps you should try some spelling variations:
tuan gianh » tuan anh, tuan minh, tran giang
gianh lai » gian lan
thu lang » thu hang, thu bang, phu lang
lang van » dang van, tang van, hoang van
sach thu » sach thue, sach thieu, sach tham
duc tuan » duc thuan, duc tan, duc toan
tu sach » thu sach, su sach, te sach
lai cua » dai cua, hai cua, lai chau
cua tre » cua te, cuu tre, cua triet
van hoi » van hoa, van hoc, van hoe
va cam » va cham, va cac, va cao
ve cai » va cai, ve cac, ve tai

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 thu lang van hoi. hieu ((ve cai) or (va cam)) duc tuan gianh lai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thu lang van hoi. hieu ((ve cai) OR (va cam)) duc tuan gianh lai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach thu lang van hoi. hieu ((ve cai) or (va cam)) duc tuan gianh lai cua tre*.