Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
van chat » cao chat
hanh dai » hanh tai, hanh dao, vanh dai
toc sach » hoc sach, doc sach, thuoc sach
thu nang » thi nang, thu hang, thu bang
duc manh » suc manh, duc anh, duc minh
nang ma » tang ma, sang ma, nang cao
van ha » van hoa, van hanh, van phan
ma hoi » mai hoi, xa hoi, ma hoa
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) OR (toc sach)) thu nang ma hoi. hieu ((van chat) or (van ha)) duc manh hanh dai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) thu nang ma hoi. hieu ((van chat) OR (van ha)) duc manh hanh dai cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) thu nang ma hoi. hieu ((van chat) or (van ha)) duc manh hanh dai cua tu".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) thu nang ma hoi. hieu ((van chat) or (van ha)) duc manh hanh dai cua tu*.