Perhaps you should try some spelling variations:
thinh tang » thinh lang, trinh trang, tinh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
tang luan » dung luan
luan cong » luat cong, luong cong, luan chung
cong dung » cuong dung, cong dong, cong luong
dung data » dung dat, dung dan, dung danh
data phan » dam phan, sat phan, vat phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) OR (toc thieu)) sang - thinh tang luan cong dung data phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (toc thieu)) sang - thinh tang luan cong dung data phan tu".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (toc thieu)) sang - thinh tang luan cong dung data phan tu*.