Perhaps you should try some spelling variations:
thieu quang » hieu quang, thien quan, trien quang
cong thong » cong thuong, cong trong, dong thong
hoc thieu » toc thieu, hoc hien
chinh cua » chinh ca, hinh cua, chinh luan
chinh sua » chinh su, chinh luan, hinh su
thong van » trong van, thong va, thong quan
van than » van thanh, van thang, van tuan
than cap » khan cap, thanh lap, thanh cac

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 quang - hanh ((chinh cua) or (chinh sua)) cong thong van than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quang - hanh ((chinh cua) OR (chinh sua)) cong thong van than cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu quang - hanh ((chinh cua) or (chinh sua)) cong thong van than cap*.