Perhaps you should try some spelling variations:
thieu dang » thien dang, thieu khang, thieu quang
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban
va nang » van nang, cam nang, kha nang
da nang » cam nang, kha nang, cao nang

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 dang - thanh tung ((va nang) or (da nang)) ((cong dan) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu dang - thanh tung ((va nang) OR (da nang)) ((cong dan) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu dang - thanh tung ((va nang) or (da nang)) ((cong dan) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu dang - thanh tung ((va nang) or (da nang)) ((cong dan) OR (cong tan)) toan ban*.