Perhaps you should try some spelling variations:
phan nghien » phap nghien, luan nghien
nghien tang » nghiep bang, nghiep hang, nguyen tang
thanh thang » nhanh thang, thanh thanh, thanh toan
hanh trang » thanh trung, canh tranh, hanh trinh
thanh hang » thanh hoang, tranh hang, thanh hung
quang dung » quang trung, ung dung, cuong dung
dung cong » dung trong
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cao » toan cao, tran chau, trang cho

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

• Performing a fuzzy search may retrieve terms with similar spellings: phan nghien tang - ((hanh trang) or (((thanh thang) or (thanh hang)))) quang dung cong tac tran cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: phan nghien tang - ((hanh trang) OR (((thanh thang) OR (thanh hang)))) quang dung cong tac tran cao.
• Adding a wildcard symbol may retrieve word variants: phan nghien tang - ((hanh trang) or (((thanh thang) or (thanh hang)))) quang dung cong tac tran cao*.