Perhaps you should try some spelling variations:
hanh gian » thanh gian, thanh giang, manh giang
sach thue » sach thu, sach thieu, sach tham
gian cua » gian xu, ban cua
va cham » va chat, va tham
va hanh » van hanh, va thanh, va danh
thuc va » thuc vat, thuc dan, thuc day
cua tre » cua te, cuu tre, cua triet
sach tu » sach thu, cach tu, sach ty
lang xa » lang ha, dang xay, lang van
va cam » va cac, va cao, va cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((sach tu) or (sach thue)) lang xa hoi. lieu ((va cam) or (va cham)) thuc va hanh gian cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((sach tu) OR (sach thue)) lang xa hoi. lieu ((va cam) OR (va cham)) thuc va hanh gian cua tre.
• Adding a wildcard symbol may retrieve word variants: toc ((sach tu) or (sach thue)) lang xa hoi. lieu ((va cam) or (va cham)) thuc va hanh gian cua tre*.