Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec cac » vien cac, viec cua, viec lam
va thanh » gia thanh, ban thanh, va tinh
vu sach » vu bach, su sach, vu khach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
cac tuc » cac toc, cac tu, cac tac
vai cua » dai cua, hai cua, lai cua
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, de cua

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 viec cac tuc va thanh ((((vi cua) or (di cua))) or (vai cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty xang xa hoi. hieu viec cac tuc va thanh ((((vi cua) OR (di cua))) OR (vai cua)) triet.
• Adding a wildcard symbol may retrieve word variants: vu sach ty xang xa hoi. hieu viec cac tuc va thanh ((((vi cua) or (di cua))) or (vai cua)) triet*.