Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
danh vai » danh sai, danh va, doanh van
hieu ve » hieu va, hieu van
su sach » so sach
nang xa » nang x, lang xa, nang ma
vu sach » vu bach, vu khach
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
vai va » mai va, dai va, hai va
ve cam » ve cham, ve cac, va cam

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 ve cam ((xuc va) OR (tuc va)) danh vai va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky nang xa hoi. hieu ve cam ((xuc va) OR (tuc va)) danh vai va triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu sach)) ky nang xa hoi. hieu ve cam ((xuc va) OR (tuc va)) danh vai va triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky nang xa hoi. hieu ve cam ((xuc va) OR (tuc va)) danh vai va triet*.