Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
van thanh » ban thanh, van tuan
cuc tieu » muc tieu, cac tieu, cach tieu
sach ly » sach y, sach lo, sach ty
cao duc » dao duc, cao suc, tao duoc
te sach » toc sach
hang ma » hang va, hang ca, tang ma
hieu ve » hieu va, hieu van
ly hang » ly quang
cam duc » cam xuc, pham duc, nam duoc
ma hoi » mai hoi, xa hoi, ma hoa

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 ly hang ma hoi. hieu ve ((cam duc) or (((cao duc) or (giao duc)))) van thanh tai cuc tieu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ly hang ma hoi. hieu ve ((cam duc) OR (((cao duc) OR (giao duc)))) van thanh tai cuc tieu.
• Adding a wildcard symbol may retrieve word variants: te sach ly hang ma hoi. hieu ve ((cam duc) or (((cao duc) or (giao duc)))) van thanh tai cuc tieu*.