Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
hieu lang » chieu sang, hieu quang, nhieu tang
quan phan » quang phan, luan phan, qua phan
phan cong » thanh cong
cong tac » cong ty
tran cau » tran chau, ran cau, tra cau
toan cau » toan cao, toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh trinh quan phan cong tac ((tran cau) OR (toan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - hanh trinh quan phan cong tac ((tran cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh trinh quan phan cong tac ((tran cau) OR (toan cau))*.