Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh va » tranh van, trang va, trinh va
cong dan » cong san, cong tan, huong dan
toan cau » toan tap, toan tai
toan cao » toan tap
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 tranh va nhung cong dan ((((toan cau) or (toan cao))) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - hanh tranh va nhung cong dan ((((toan cau) OR (toan cao))) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - hanh tranh va nhung cong dan ((((toan cau) or (toan cao))) or (toan ban))*.