Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
thuat nang » thuat bang, thuat mang, thuat trang
hien sach » kien sach, thien hach, chieu sach
dien sach » dien anh
nang cong » nang song, dang cong, bang cong
cong san » cong tac
san hang » san chang, ban hang, van hang
hang cap » hang ca, hang cau, hang cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien sach) or (dien sach)) - ((hanh trinh) or (canh tranh)) thuat nang cong san hang cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien sach) OR (dien sach)) - ((hanh trinh) OR (canh tranh)) thuat nang cong san hang cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien sach) or (dien sach)) - ((hanh trinh) or (canh tranh)) thuat nang cong san hang cap*.