Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thanh tung » thanh cong
hien xanh » hien hanh, hien nhanh, chieu xanh
hang cong » dang cong, hang nong, bang cong
van thanh » ban thanh, van tuan
van hang » van khang, van hoang, van thang
ban than » ban thanh, ban hang, ban hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - ((hanh trinh) or (thanh tung)) van hang cong ((ban than) or (van thanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - ((hanh trinh) OR (thanh tung)) van hang cong ((ban than) OR (van thanh)) cap.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - ((hanh trinh) or (thanh tung)) van hang cong ((ban than) or (van thanh)) cap*.