Perhaps you should try some spelling variations:
hieu hien » bieu hien, dieu hien, chieu chien
hien bach » vien bach, thien hach, hien hanh
va triet » va thiet, va trien, ve triet
vu sach » su sach, vu khach
nang xa » nang x, lang xa, nang ma
tuoc va » thuoc va, duoc va, tuc va
danh tu » anh tu, doanh thu

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

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