Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sang » chieu sang, thieu khang, thieu quang
trung tran » trung tuan, trung thanh, trung tam
tran trong » gian trong, quan trong, tran hong
tac chong » cac chuong, cac cong, cac chung
chong ban » hong ban, phong ban, chong buon
cong tac » cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sang - thanh trung tran trong cong tac chong ban~.
• Adding a wildcard symbol may retrieve word variants: toc thieu sang - thanh trung tran trong cong tac chong ban*.