Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
sach thu » sach thue, sach thieu, sach tham
thu nang » thi nang, thu hang, thu bang
hieu van » hieu va, thien van, lieu va
van hoai » van thoai, van hoa, van hai
hoai duc » hoa duoc, hong duc, ho duc
duc manh » suc manh, duc anh, duc minh
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
ma hoi » mai hoi, ma hoa, me hoi
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: te sach thu nang ((ma hoi) OR (xa hoi)). hieu van hoai duc manh hanh vai cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach thu nang ((ma hoi) OR (xa hoi)). hieu van hoai duc manh hanh vai cua tu".
• Adding a wildcard symbol may retrieve word variants: te sach thu nang ((ma hoi) OR (xa hoi)). hieu van hoai duc manh hanh vai cua tu*.