Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua nang » chua xang, kha nang, cuu nang
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
dang van » hoang van, hang va
toan cau » toan cao, toan ban, toan tap
chuc » thuc, chu, phuc

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 nang) or (chuc nang)) - anh ((dang van) or (ban va)) nhung cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua nang) OR (chuc nang)) - anh ((dang van) OR (ban va)) nhung cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chua nang) or (chuc nang)) - anh ((dang van) or (ban va)) nhung cong manh toan cau*.