Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
tran thanh » ban thanh, van thanh, quan thanh
cong luong » cong thuong, nang luong, cong dong
luong toan » luong thanh, truong toan, luong tai
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
hang cong » dang cong, hang nong, bang cong
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: hoc thieu sang - thanh ((trung cua) or (tran thanh)) hang cong luong toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - thanh ((trung cua) OR (tran thanh)) hang cong luong toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - thanh ((trung cua) or (tran thanh)) hang cong luong toan tap*.