Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
thanh tung » thanh cong
luong cong » dung cong, trong cong, cong cong
cao luong » cat luong, cao cuong, chat luong
cong pham » cong phan, chong phap, cong ha
ho thieu » hoc thieu, ho chieu, ho thiet
tung cao » nung cao, truong cao, trung cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho thieu quang - thanh tung cao luong cong pham van ban~.
• Adding a wildcard symbol may retrieve word variants: ho thieu quang - thanh tung cao luong cong pham van ban*.