Perhaps you should try some spelling variations:
tranh luat » trinh luat, tranh luan, tranh cua
trinh luan » trinh luat, trinh quan, trinh han
theo chuc » theo chu, tho chu, treo chu
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
van toan » van tuan, van tan, van thanh
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chuc nang - canh ((tranh luat) OR (trinh luan)) ((hang cong) or (dang cong)) van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chuc nang - canh ((tranh luat) OR (trinh luan)) ((hang cong) OR (dang cong)) van toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chuc nang - canh ((tranh luat) OR (trinh luan)) ((hang cong) or (dang cong)) van toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chuc nang - canh ((tranh luat) OR (trinh luan)) ((hang cong) or (dang cong)) van toan cau*.