Perhaps you should try some spelling variations:
sinh sach » chinh sach, sinh san, sang sach
hang cong » dang cong, hang nong, bang cong
tranh va » tranh van, trang va, trinh va
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban
va hang » van hang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sinh sach - canh tranh va hang cong tan toan tap~.
• Adding a wildcard symbol may retrieve word variants: hoc sinh sach - canh tranh va hang cong tan toan tap*.