Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
phan dau » phan tu, hang dau
than cap » khan cap, thanh lap, thanh cac
ve dang » le dang, vu dang, va dang
de dang » da dang, le dang, de tang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - hanh trinh ((ve dang) OR (de dang)) cong dan ((phan dau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh trinh ((ve dang) OR (de dang)) cong dan ((phan dau) OR (than cap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - hanh trinh ((ve dang) OR (de dang)) cong dan ((phan dau) or (than cap))*".