Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
duong manh » duong van
kieu tinh » lieu tinh, trieu tinh, diep tinh
hanh dung » thanh dung, anh dung, hanh dong
cong danh » cuong danh, cong dan, cong khanh
dung cua » dung luan, dung cho
toan tap » toan ban
ho kieu » ho lieu, so kieu, thi kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho kieu tinh - hanh dung cua ban ((((cong thanh) or (cong danh))) or (duong manh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho kieu tinh - hanh dung cua ban ((((cong thanh) OR (cong danh))) OR (duong manh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ho kieu tinh - hanh dung cua ban ((((cong thanh) or (cong danh))) or (duong manh)) toan tap*.