Perhaps you should try some spelling variations:
xanh hanh » danh thanh, ban hanh, van hanh
tham nang » nham nang, tham lang, tham nhung
sach tham » sach nha
duc xanh » duc anh, duc manh, duc hanh
su sach » so sach, vu sach
lai cua » hai cua, lai chau, thai cua
nang xa » nang x, lang xa, nang ma
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach tham nang xa hoi. hieu ((ve cam) OR (va cam)) duc xanh hanh ((lai cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tham nang xa hoi. hieu ((ve cam) OR (va cam)) duc xanh hanh ((lai cua) OR (dai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tham nang xa hoi. hieu ((ve cam) OR (va cam)) duc xanh hanh ((lai cua) or (dai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: su sach tham nang xa hoi. hieu ((ve cam) OR (va cam)) duc xanh hanh ((lai cua) or (dai cua)) tre*.