Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
nang luong » nang song
luong cong » dung cong, trong cong, cong cong
luan nang » luan van, van nang, luan san
theo chu » theo chieu, cho chu, chao chu
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) or (ho chieu)) xanh - thanh luan nang luong cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (ho chieu)) xanh - thanh luan nang luong cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (ho chieu)) xanh - thanh luan nang luong cong dan toan cao*.