Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
cua xang » chua xang, cua dang, cua lang
cua hang » cua dang, cua nhung, cua cong
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
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: cheo ((cua xang) OR (cua hang)) - hanh ((trung va) or (trung ha)) nhung cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cheo ((cua xang) OR (cua hang)) - hanh ((trung va) OR (trung ha)) nhung cong manh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cheo ((cua xang) OR (cua hang)) - hanh ((trung va) or (trung ha)) nhung cong manh toan cau".
• Adding a wildcard symbol may retrieve word variants: cheo ((cua xang) OR (cua hang)) - hanh ((trung va) or (trung ha)) nhung cong manh toan cau*.