Perhaps you should try some spelling variations:
thieu nganh » hieu nganh, trien nganh, nghiep nganh
quang pho » quang cao, quang hoi, quang hoc
tong cong » trong cong, cong cong, dung cong
xung phi » dung phu, ung pho
cong ban » cong bang, cong san, cong tan
ban hang » ngan hang
hang lap » sang lap, hang la, hang tap

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 nganh - thanh ((xung phi) or (quang pho)) tong cong ban hang lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu nganh - thanh ((xung phi) OR (quang pho)) tong cong ban hang lap*.