Perhaps you should try some spelling variations:
lam thuoc » nam thuoc, am thuc, cay thuoc
lam duoc » nam duoc, luat duoc, tao duoc
danh van » doanh van, dang van, dinh van
kho tang » cao tang
van cua » vang cua, ban cua, dan cua
va danh » va dinh, va dan, va hanh
te sach » toc sach
ky lang » ky nang, ky dang, ky tang
cua te » cua tu

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 ((ky lang) or (kho tang)) xa hoi. lieu va ((lam duoc) or (lam thuoc)) va danh van cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky lang) OR (kho tang)) xa hoi. lieu va ((lam duoc) OR (lam thuoc)) va danh van cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ((ky lang) or (kho tang)) xa hoi. lieu va ((lam duoc) or (lam thuoc)) va danh van cua te*.