Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, doi chieu, mot chieu
cong cao » cong cau, cong cac, cong cho
chat cao » chat co, chat cho, chat bao
cong co » dong co, cong cu, cong so

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) sang - hanh tranh cua cong ((cong cao) or (cong co)) chat cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sang - hanh tranh cua cong ((cong cao) OR (cong co)) chat cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) sang - hanh tranh cua cong ((cong cao) or (cong co)) chat cao".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) sang - hanh tranh cua cong ((cong cao) or (cong co)) chat cao*.