Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu hien » bieu hien, dieu hien, chieu chien
hien bach » vien bach, thien hach, hien hanh
nang xa » nang x, lang xa, nang ma
vu sach » vu bach, vu khach
tuoc va » thuoc va, nuoc va, tuc va
duoc va » nuoc va, duc va, duoc ma
danh di » danh du, xanh di, danh dien
su sach » so sach
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) OR (vu sach)) ky nang xa hoi. hieu hien bach ((tuoc va) or (duoc va)) danh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky nang xa hoi. hieu hien bach ((tuoc va) OR (duoc va)) danh di cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (vu sach)) ky nang xa hoi. hieu hien bach ((tuoc va) or (duoc va)) danh di cua triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (vu sach)) ky nang xa hoi. hieu hien bach ((tuoc va) or (duoc va)) danh di cua triet*.