Perhaps you should try some spelling variations:
nhieu viec » hieu viec
nhien viet » nhin viet, nghiep viet, trien viet
trinh do » trinh ky
va trinh » van trinh, va tinh, lap trinh
tu sach » thu sach, su sach, te sach
cua tre » cua te, cua triet, dua tren
cam tuc » cam xuc, cam tu, nam thuc
lang xa » lang ha, dang xay, lang van
cuu tre » cau tren, cau treo
y lang » o lang, _ lang, tay lang
tuc va » thuc va, truc va, tuc xa

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 y lang xa hoi. ((nhieu viec) or (nhien viet)) cam tuc va trinh do ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y lang xa hoi. ((nhieu viec) OR (nhien viet)) cam tuc va trinh do ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sach y lang xa hoi. ((nhieu viec) or (nhien viet)) cam tuc va trinh do ((cua tre) or (cuu tre))*.