Perhaps you should try some spelling variations:
pham duy » pham duc
dang xay » dang van, van xay
tieu su » thieu so
va chua » vua chua, ca chua, va chu
tinh va » tich va, trinh van, trinh vat
va tinh » may tinh
su pham » san pham
su cach » su sach, tu cach, su cac
cach tu » cach thuc
nang xa » nang x, lang xa, nang ma
chua te » cua te, chua tu, chua xe
duy va » duy vat, duy van, day va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach tu ((nang xa) or (dang xay)) hoi. tieu su pham duy va tinh va chua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach tu ((nang xa) OR (dang xay)) hoi. tieu su pham duy va tinh va chua te.
• Adding a wildcard symbol may retrieve word variants: su cach tu ((nang xa) or (dang xay)) hoi. tieu su pham duy va tinh va chua te*.