Perhaps you should try some spelling variations:
chua nang » chuc nang, chua xang, kha nang
tang luan » dung luan
luan bang » luan nang, luan ban, luan tang
bang cong » dang cong, bang song, hang cong
cong hinh » cong vinh, cong tinh, hong hinh
hinh toan » tinh toan, thanh toan, trinh toan
anh tang » anh bang, anh dang, anh nang
toan cao » toan ban, toan tap
thu ban » thu hang

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 (thu ban)) - anh tang luan bang cong hinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua nang) OR (thu ban)) - anh tang luan bang cong hinh toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chua nang) or (thu ban)) - anh tang luan bang cong hinh toan cao*.