Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
hang cua » mang cua, hang ca, huong cua
hieu ve » hieu va, hieu van
vu sach » su sach, vu khach
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va
loc va » hoc va
cua su » qua su

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)) y nang xa hoi. hieu ve cam ((luc va) or (loc va)) hang cua su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu sach) OR (vu bach)) y nang xa hoi. hieu ve cam ((luc va) OR (loc va)) hang cua su triet.
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (vu bach)) y nang xa hoi. hieu ve cam ((luc va) or (loc va)) hang cua su triet*.