Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tang » cong thang, cong lang, cong vang
theo chu » theo chieu, cho chu, chao chu
chu nang » chuc nang, chua nang, cuu nang
cong tan » cong tac, cong san, cong thanh
phan tap » phan lap, pha tap, phan tu
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu nang - hanh tranh cua nhung ((cong tan) or (cong tang)) ((phan tap) or (han tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu nang - hanh tranh cua nhung ((cong tan) OR (cong tang)) ((phan tap) OR (han tap)).
• Adding a wildcard symbol may retrieve word variants: theo chu nang - hanh tranh cua nhung ((cong tan) or (cong tang)) ((phan tap) or (han tap))*.