Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hanh trinh » hanh chinh
lieu tinh » trieu tinh, diep tinh, bien tinh
cong manh » cong danh, duong manh, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 - ((hanh trinh) or (canh tranh)) va thuong cong manh ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((hanh trinh) OR (canh tranh)) va thuong cong manh ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((hanh trinh) or (canh tranh)) va thuong cong manh ((toan cau) or (toan ban))*.