Perhaps you should try some spelling variations:
tranh luan » trinh luan, doanh luan, tang luan
thong cong » trong cong, tong cong, thong thong
cong vang » cong lang, cong quang, cong ngang
chu tinh » chau tinh, chua tinh, cuu tinh
tuan cau » toan cau, tuan cu, thuan cam
quan cau » quang cao, toan cau, quan ha
cho chu » cho thue

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu tinh - hanh ((tranh luan) OR (trinh luat)) thong cong vang ((tuan cau) or (quan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu tinh - hanh ((tranh luan) OR (trinh luat)) thong cong vang ((tuan cau) OR (quan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu tinh - hanh ((tranh luan) OR (trinh luat)) thong cong vang ((tuan cau) or (quan cau))".
• Adding a wildcard symbol may retrieve word variants: cho chu tinh - hanh ((tranh luan) OR (trinh luat)) thong cong vang ((tuan cau) or (quan cau))*.