Perhaps you should try some spelling variations:
chua xang » chuc nang, chu bang, chua dong
chua nang » chuc nang, kha nang, cuu nang
tang luan » dung luan
luan dang » luan nang, luan danh, luan dong
dang cong » dung cong
cong tinh » cong trinh, cong vinh, long tinh
anh tang » anh bang, anh dang, anh nang
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua xang) or (chua nang)) - anh tang luan dang cong tinh ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chua nang)) - anh tang luan dang cong tinh ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chua nang)) - anh tang luan dang cong tinh ((toan cau) or (toan ban))*.