Perhaps you should try some spelling variations:
trinh phan » trinh han, trinh quan, thanh phan
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » manh cua
doanh cua » doanh luan
dung cong » dung trong
phan cau » phan dau, phan cac, phan tu
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)) dung cong trinh phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - canh ((tranh cua) OR (doanh cua)) dung cong trinh phan cau".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - canh ((tranh cua) OR (doanh cua)) dung cong trinh phan cau*.