Perhaps you should try some spelling variations:
vu sach » vu bach, su sach, vu khach
xang ma » tang ma, nang ma, sang ma
hieu ve » hieu va, hieu van
danh vi » hanh vi, dinh vi, danh di
sach ty » sach y, sach tu, sach thu
cua tu » cua tuc, cua su, cua cu
tuc va » thuc va, truc va, tuc xa
luc va » duc va, loc va
ve cac » va cac, vien cac
ma hoi » mai hoi, xa hoi, ma hoa

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 ty xang ma hoi. hieu ve cac ((luc va) OR (tuc va)) danh vi ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty xang ma hoi. hieu ve cac ((luc va) OR (tuc va)) danh vi ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty xang ma hoi. hieu ve cac ((luc va) OR (tuc va)) danh vi ((cua te) or (cua tu))".
• Adding a wildcard symbol may retrieve word variants: vu sach ty xang ma hoi. hieu ve cac ((luc va) OR (tuc va)) danh vi ((cua te) or (cua tu))*.