Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chiet tach » chieu sach
nhung hong » nhung chong, nhung huong, nhung phong
hieu cac » hieu luc, hieu va, hieu van
tranh va » tranh van, trang va, trinh va
hong van » hoang van, thong van, phong van
van toan » van tuan, van tan, van thanh
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((hieu cac) or (chiet tach)) - hanh tranh va nhung hong van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu cac) OR (chiet tach)) - hanh tranh va nhung hong van toan tap.
• Adding a wildcard symbol may retrieve word variants: toc ((hieu cac) or (chiet tach)) - hanh tranh va nhung hong van toan tap*.