Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
chieu sang » chieu sach, chieu xanh, nhieu tang
nhan thong » nhan trong, nha thong, nhan tong
nhan khong » nhanh chong, nganh khong, nhan khoa
hieu lang » hieu quang, nhieu tang, hieu van
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: theo ((chieu sang) or (hieu lang)) - chinh doanh ((nhan thong) OR (nhan khong)) cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (hieu lang)) - chinh doanh ((nhan thong) OR (nhan khong)) cong tan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) or (hieu lang)) - chinh doanh ((nhan thong) OR (nhan khong)) cong tan toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (hieu lang)) - chinh doanh ((nhan thong) OR (nhan khong)) cong tan toan tap*.