Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
hanh trinh » hanh chinh
ngang toan » nganh toan, dang toan, quang toan
dung cong » dung trong
cua tinh » cua sinh, va tinh, ha tinh
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((cua tinh) or (diep tinh)) - ((hanh trinh) OR (canh tranh)) cua dung cong ngang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((cua tinh) OR (diep tinh)) - ((hanh trinh) OR (canh tranh)) cua dung cong ngang toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((cua tinh) or (diep tinh)) - ((hanh trinh) OR (canh tranh)) cua dung cong ngang toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((cua tinh) or (diep tinh)) - ((hanh trinh) OR (canh tranh)) cua dung cong ngang toan cau*.