Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
trinh hoa » trinh do, trinh han
ho chieu » theo chieu, mot chieu, doi chieu
hoa lang » hoa dan, hoa van
cong van » cong vang, song van, cong tan
cong san » cong tac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - hanh trinh hoa lang ((cong van) OR (cong san)) van thu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) xanh - hanh trinh hoa lang ((cong van) OR (cong san)) van thu~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - hanh trinh hoa lang ((cong van) OR (cong san)) van thu*.