Perhaps you should try some spelling variations:
cach thuc » anh thuc
hieu vien » hieu hien, hieu viec, lieu vien
duc phan » dung phan, duc thang, duc phung
thanh ca » thanh cha, thanh cac, thanh ha
cac thu » cac thoi
lang xa » lang ha, dang xay, lang van
vien da » vien dai, hien dai
ca cua » co 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 hoi. hieu vien da ((duc phan) or (duc tan)) thanh ca cua cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((cach thuc) OR (cac thu)) lang xa hoi. hieu vien da ((duc phan) OR (duc tan)) thanh ca cua cu.
• Adding a wildcard symbol may retrieve word variants: thu ((cach thuc) or (cac thu)) lang xa hoi. hieu vien da ((duc phan) or (duc tan)) thanh ca cua cu*.