Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
bang cong » dang cong, bang song, hang cong
hoc tien » hoc tieng, hoc hien, hoc vien
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc tien) or (hoc thieu)) danh - thanh ((trung va) or (trung ha)) bang cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc tien) OR (hoc thieu)) danh - thanh ((trung va) OR (trung ha)) bang cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ((hoc tien) or (hoc thieu)) danh - thanh ((trung va) or (trung ha)) bang cong dan than tap*.