Perhaps you should try some spelling variations:
cong luong » cong thuong, nang luong, cong dong
doi chieu » doc hieu, ho chieu, mot chieu
tang luan » dung luan
luan cong » luat cong, luong cong, luan chung
thanh tap » thanh lap, thanh tay, thanh tam
thanh tai » thanh hai, thanh toan, doanh tai
anh tang » anh bang, anh dang, anh nang
luong va » dung va
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi chi)) xanh - anh tang luan cong luong va ((thanh tap) or (thanh tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) xanh - anh tang luan cong luong va ((thanh tap) OR (thanh tai)).
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) xanh - anh tang luan cong luong va ((thanh tap) or (thanh tai))*.