Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hieu lang » chieu sang, hieu quang, nhieu tang
chua dong » ha dong, huy dong, hoa dong
phong van » phung van, thong van, phong va
cua dong » cua cong, cua dang, cua nong
van tuan » van quan, van ban, anh tuan
tuan tap » toan tap, tuan tai, tuyen tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh doanh ((cua dong) or (chua dong)) phong van tuan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - hanh doanh ((cua dong) OR (chua dong)) phong van tuan tap.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh doanh ((cua dong) or (chua dong)) phong van tuan tap*.