Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hoc thieu » hoc hien
van thong » van thuong, van phong, va thong
dong van » duong van, dang van, dong von
cong dan » cong san, cong tan, huong dan
dan khan » dan khanh, dan chan, dan than
khan cap » khan ap, than cap, khoan cam

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) or (toc thieu)) sang - van dong van thong cong dan khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sang - van dong van thong cong dan khan cap.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sang - van dong van thong cong dan khan cap*.