Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
thieu hach » thien hach, chieu sach, hieu cach
hoc thieu » toc thieu, hoc hien
thuan cam » thuat cam, thuat dam, khoan cam
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu hach - anh dung cua ((nhung huong) or (nhung phuong)) van ((toan cao) or (thuan cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu hach - anh dung cua ((nhung huong) OR (nhung phuong)) van ((toan cao) OR (thuan cam)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu hach - anh dung cua ((nhung huong) or (nhung phuong)) van ((toan cao) or (thuan cam))*.