Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » manh cua
doanh cua » doanh luan
hang cong » dang cong, hang nong, bang cong
luan phan » luan van, luan hoan
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - canh ((tranh cua) OR (doanh cua)) ((nhung cong) or (hang cong)) luan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - canh ((tranh cua) OR (doanh cua)) ((nhung cong) OR (hang cong)) luan phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - canh ((tranh cua) OR (doanh cua)) ((nhung cong) or (hang cong)) luan phan tu".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - canh ((tranh cua) OR (doanh cua)) ((nhung cong) or (hang cong)) luan phan tu*.