Perhaps you should try some spelling variations:
lanh tranh » canh tranh, lan tranh, hanh trinh
nhung cong » thong cong, hang cong, nhung don
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
lanh manh » lan anh, van manh, anh anh
dung cong » dung trong
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chua xang - ((lanh manh) OR (lanh tranh)) cua ((nhung cong) or (dung cong)) anh tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - ((lanh manh) OR (lanh tranh)) cua ((nhung cong) OR (dung cong)) anh tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chua xang - ((lanh manh) OR (lanh tranh)) cua ((nhung cong) or (dung cong)) anh tuan cau".
• Adding a wildcard symbol may retrieve word variants: theo chua xang - ((lanh manh) OR (lanh tranh)) cua ((nhung cong) or (dung cong)) anh tuan cau*.