Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
lieu quan » lien quan, lieu van
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
canh van » anh van, can van, cach van
toan tap » toan ban
toan cao » toan ban
van cua » vang cua, ban cua, dan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((lieu quan) or (hieu qua)) - canh van cua nhung tuong dan ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((lieu quan) OR (hieu qua)) - canh van cua nhung tuong dan ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((lieu quan) or (hieu qua)) - canh van cua nhung tuong dan ((toan tap) or (toan cao))*.