Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thinh luan » trinh luan, chinh luan, trinh luat
thang cong » thanh cong, thang long, thong cong
van thang » van thanh, van khang, van hang
cong than » cong thanh, cong thang, cong tan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu khang - thinh luan van thang cong than ((phan tu) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu khang - thinh luan van thang cong than ((phan tu) OR (phan cac))*.