Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
vang thanh » van thanh, dang thanh, tang thanh
hieu lang » chieu sang, hieu quang, nhieu tang
nang dung » dang dung, nang dong, rang dung
dung cong » dung trong
cong vang » cong lang, cong quang, cong ngang
thanh tap » thanh lap, thanh tai, thanh tay
hanh tra » thanh tra, khanh tra, hanh tram
tra nang » thi nang, kha nang, da nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (hieu lang)) - hanh tra nang dung cong vang thanh tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (hieu lang)) - hanh tra nang dung cong vang thanh tap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (hieu lang)) - hanh tra nang dung cong vang thanh tap*.