Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
ho trieu » mot trieu, 25 trieu, 30 trieu
cong van » cong vang, song van, cong tan
cong san » cong tac
toan tap » toan ban
tang su » tang suc, trang su, dang su
tan tap » han tap, tan tat, man tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho trieu tinh - hanh tang su dung ((cong van) OR (cong san)) ((tan tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - hanh tang su dung ((cong van) OR (cong san)) ((tan tap) OR (toan tap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - hanh tang su dung ((cong van) OR (cong san)) ((tan tap) or (toan tap))*".