Perhaps you should try some spelling variations:
khong luong » khong xuong, thuong luong, phuong luong
hoc thieu » toc thieu, hoc hien
luong thi » luong tai
chinh su » hinh su, chinh phu, chinh ta
su khong » su khang, su phong, chu khong
thi hoan » thi hoa, thi hanh, thi hong
hoan dau » khoan dau, doan dau, han dau
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chi) or (hoc thieu)) tinh - hanh chinh su khong luong thi hoan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (hoc thieu)) tinh - hanh chinh su khong luong thi hoan dau.
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (hoc thieu)) tinh - hanh chinh su khong luong thi hoan dau*.