Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
chieu sang » chieu sach, chieu xanh, nhieu tang
hang luong » nang luong, hang thuong, hoang vuong
hieu lang » hieu quang, nhieu tang, hieu van
luong tai » dung tai, luong va
thong va » trong va, thong cua, truong va
tai doan » thai doan, tap doan, thi doan
doan cap » doanh cao, dan ca, toan cao
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: doc ((chieu sang) or (hieu lang)) - thanh thong va hang luong tai doan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu sang) OR (hieu lang)) - thanh thong va hang luong tai doan cap.
• Adding a wildcard symbol may retrieve word variants: doc ((chieu sang) or (hieu lang)) - thanh thong va hang luong tai doan cap*.