Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, hanh mang, hanh tung
chu nang » chuc nang, chua nang, cuu nang
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
tho chu » theo chu, cho chu, ho chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tho chu nang - ((hanh tang) or (anh tang)) va nhung cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tho chu nang - ((hanh tang) OR (anh tang)) va nhung cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: tho chu nang - ((hanh tang) or (anh tang)) va nhung cong tan ((toan cau) or (toan cao))*.