Perhaps you should try some spelling variations:
truc van » truc va, thuc van, truc ban
su sach » so sach
vu sach » vu bach, vu khach
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
ma hoi » mai hoi, xa hoi, ma hoa
tuc va » thuc va, truc va, tuc xa
vi hoa » voi hoa, vi hoc, va hoa

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 ma hoi. hieu ve cham ((truc van) or (tuc va)) hanh vi hoa viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky nang ma hoi. hieu ve cham ((truc van) OR (tuc va)) hanh vi hoa viet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky nang ma hoi. hieu ve cham ((truc van) or (tuc va)) hanh vi hoa viet*.