Perhaps you should try some spelling variations:
thong quang » thong quan, thong qua, luong quang
manh thong » anh thong, manh tuong, mang thong
quang dung » quang trung, ung dung, cuong dung
hoc khien » hoc hien, hoc nghien, hoc vien
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc khien) or (hoc thieu)) tinh - manh thong quang dung cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc khien) OR (hoc thieu)) tinh - manh thong quang dung cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc khien) or (hoc thieu)) tinh - manh thong quang dung cong dan van ban*.