Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
dang tay » dang xay, dung tay, dan tay
viec lam » viec va
tu sach » thu sach, su sach, te sach
doi cua » dai cua, hoi cua
sach tu » sach thu, cach tu, sach ty
tay hoi » tay ho, tao hoi, tay thai
tu dang » thu dang, tu dong, su dang
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, de cua, do cua
xac va » tac va, ac va, bac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach tu dang tay hoi. nhieu viec lam ((xac va) or (tuc va)) tinh ((di cua) OR (doi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tu dang tay hoi. nhieu viec lam ((xac va) OR (tuc va)) tinh ((di cua) OR (doi cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tu dang tay hoi. nhieu viec lam ((xac va) or (tuc va)) tinh ((di cua) OR (doi cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sach tu dang tay hoi. nhieu viec lam ((xac va) or (tuc va)) tinh ((di cua) OR (doi cua)) tre*.