Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thu nang » thu hang, thu bang, tho nang
thi nang » thi cong, ki nang, thi hanh
te sach » toc sach
pho cua » cho cua, kho cua, tho cua
cam duc » cam xuc, cao duc, pham duc
hieu va » lieu va, hieu qua
cua tre » cua te, cuu tre, cua triet
ma hoi » mai hoi, xa hoi, ma hoa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thu nang) OR (thi nang)) ma hoi. hieu va ((cam duc) OR (giao duc)) ban thanh pho cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thu nang) OR (thi nang)) ma hoi. hieu va ((cam duc) or (giao duc)) ban thanh pho cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach ((thu nang) OR (thi nang)) ma hoi. hieu va ((cam duc) or (giao duc)) ban thanh pho cua tre*.