Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
phan thuong » hang thuong, phan xuong
hoc chieu » hoc thieu, ho chieu, hoc hien
thinh dan » thinh doan, trinh dan, hinh dan
dan phan » doan phan, dan chan, van phan
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (toc thieu)) tinh - thinh dan phan thuong cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (toc thieu)) tinh - thinh dan phan thuong cong tan van ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (toc thieu)) tinh - thinh dan phan thuong cong tan van ban*.