Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, manh hung
hanh trinh » canh tranh, hanh chinh
lieu tinh » trieu tinh, diep tinh, bien tinh
hang cong » dang cong, hang nong, bang cong
cong manh » cong danh, duong manh, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ho lieu » so lieu, co lieu, ho kieu
va hang » van hang, va nang, va lang

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 (manh trung)) va hang cong manh ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((hanh trinh) OR (manh trung)) va hang cong manh ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((hanh trinh) or (manh trung)) va hang cong manh ((toan cau) or (toan cao))*.