Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
dieu cua » dieu tra
lang van » dang van, tang van, hoang van
viec lam » viec va
xuc may » xuc hay, truc may, phuc may
lam xuc » cam xuc, lam duoc
te sach » toc sach
sach ky » sac ky, sach y, sach ty
lang xa » lang ha, dang xay
de cua » le cua, te cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky ((lang xa) or (lang van)) hoi. hieu viec lam xuc may tinh ((de cua) OR (dieu cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((lang xa) OR (lang van)) hoi. hieu viec lam xuc may tinh ((de cua) OR (dieu cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((lang xa) or (lang van)) hoi. hieu viec lam xuc may tinh ((de cua) OR (dieu cua)) tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((lang xa) or (lang van)) hoi. hieu viec lam xuc may tinh ((de cua) OR (dieu cua)) tre*.