Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong anh » cong danh, dong anh, cong thanh
hong anh » hoang anh, hong hanh, dong anh
tuan cau » toan cau, quan cau, tuan cu
toan tap » toan ban
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 nhung ((cong anh) or (hong anh)) ((tuan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - canh tranh cua nhung ((cong anh) OR (hong anh)) ((tuan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - canh tranh cua nhung ((cong anh) or (hong anh)) ((tuan cau) or (toan tap))*.