Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
cach thuc » anh thuc
lang van » dang van, tang van, hoang van
tinh ha » tinh hai, tinh hoa, tinh va
va tinh » may tinh
viec do » viec doc, viec so, viec o
lang xa » lang ha, dang xay
cac thu » cac thoi
do duc » dao duc, do duy
ha cua » hoa cua, hai cua, nha cua
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((cach thuc) or (cac thu)) ((lang xa) or (lang van)) hoi. hieu viec do duc va tinh ha cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((cach thuc) OR (cac thu)) ((lang xa) OR (lang van)) hoi. hieu viec do duc va tinh ha cua cu.
• Adding a wildcard symbol may retrieve word variants: thu ((cach thuc) or (cac thu)) ((lang xa) or (lang van)) hoi. hieu viec do duc va tinh ha cua cu*.