Perhaps you should try some spelling variations:
cong luong » cong thuong, nang luong, cong dong
luan cong » luat cong, luong cong, luan chung
hanh dung » thanh dung, anh dung, hanh dong
luong dan » huong dan, luong dao, luong van
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((ho manh) or (chu van)) - hanh dung luan cong luong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((ho manh) OR (chu van)) - hanh dung luan cong luong dan than cao.
• Adding a wildcard symbol may retrieve word variants: cho ((ho manh) or (chu van)) - hanh dung luan cong luong dan than cao*.