Perhaps you should try some spelling variations:
luan chung » luan chinh
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh tung » thanh tung, manh tung, hanh dung
hanh mang » nhanh mang, hanh trang, nhanh lang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
so lieu » so dieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so lieu tinh - ((hanh tung) or (hanh mang)) luan chung ((cong tan) or (cong san)) than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so lieu tinh - ((hanh tung) OR (hanh mang)) luan chung ((cong tan) OR (cong san)) than cap.
• Adding a wildcard symbol may retrieve word variants: so lieu tinh - ((hanh tung) or (hanh mang)) luan chung ((cong tan) or (cong san)) than cap*.