Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hang cong » dang cong, hang nong, bang cong
nhan ban » nhuan ban, nhat ban, nhan dan
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
tran tan » tran tuan, tran van, trang tuan
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chieu sang)) - nhan ban cua hang cong tan ((tran tan) OR (tran thanh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu sang)) - nhan ban cua hang cong tan ((tran tan) OR (tran thanh)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((hieu lang) or (chieu sang)) - nhan ban cua hang cong tan ((tran tan) OR (tran thanh))".
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu sang)) - nhan ban cua hang cong tan ((tran tan) OR (tran thanh))*.