Perhaps you should try some spelling variations:
xuan phuong » luan phuong, xuan huong, quang phuong
xuat phuong » xuat thuong, luat thuong, xuat thong
trinh toan » tinh toan, thanh toan, trinh han
lieu tinh » trieu tinh, diep tinh, bien tinh
cach dung » sach dung, cach mang, tac dung
toan cau » toan cao, toan ban, toan tap
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 - cach dung ((xuan phuong) OR (xuat phuong)) cong trinh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - cach dung ((xuan phuong) OR (xuat phuong)) cong trinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - cach dung ((xuan phuong) OR (xuat phuong)) cong trinh toan cau*.