Perhaps you should try some spelling variations:
thong cong » trong cong, thong thong, phong chong
hanh tranh » canh tranh, hanh trinh, hanh trang
theo chua » theo chu, ho chua, cheo cua
chua xang » chua nang, chuc nang, chu bang
tranh cua » doanh cua, manh cua
tong cong » trong cong, cong cong, dung cong
hach toan » thanh toan, manh toan
tac toan » tap toan, tam toan, tich toan

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 - hanh tranh cua ((thong cong) or (tong cong)) ((tac toan) OR (hach toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua xang - hanh tranh cua ((thong cong) OR (tong cong)) ((tac toan) OR (hach toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chua xang - hanh tranh cua ((thong cong) or (tong cong)) ((tac toan) OR (hach toan)) cau".
• Adding a wildcard symbol may retrieve word variants: theo chua xang - hanh tranh cua ((thong cong) or (tong cong)) ((tac toan) OR (hach toan)) cau*.