Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
vu sach » vu bach, su sach, vu khach
xang xa » lang xa, mang xa, ang xa
hieu va » lieu va, hieu qua
va cham » va chat, va tham
sach ty » sach y, sach tu, sach thu
cua tu » cua tuc, cua su, cua cu
tuc va » thuc va, truc va, tuc xa
xuc va » duc va, luc va, xac va

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 xa hoi. hieu va cham ((xuc va) or (tuc va)) thanh vi ((cua te) OR (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty xang xa hoi. hieu va cham ((xuc va) OR (tuc va)) thanh vi ((cua te) OR (cua tu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty xang xa hoi. hieu va cham ((xuc va) or (tuc va)) thanh vi ((cua te) OR (cua tu))*".