Perhaps you should try some spelling variations:
thien van » thi van
nam duoc » nam thuoc, da duoc, dat duoc
danh van » doanh van, dang van, dinh van
te sach » toc sach
ky lang » ky nang, ky dang, tay lang
ky tang » ky nang, ky dang, kho tang
duoc va » nuoc va, duc va, duoc ma
va danh » va dinh, va dan, va hanh
van cua » vang cua, ban cua, dan cua
cua tre » cua te, cuu tre, cua triet

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