Perhaps you should try some spelling variations:
imperial administration » internal administration, medical administration, general administration
administration region » administration regime, administration regionale, administration regimens
social administration » local administration, social administrative, topical administration
kong imperial » kings imperial, eng imperial, qing imperial
kong social » among social, coding social, strong social
hon kong » hong kong, hon keung, kong kong
dan kong » tan kong, jian kong, dan dang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( hon kong special administrative region of china ) OR ((((( hon kong imperial administration region of china ) OR ( dan kong imperial administration region of china ))) OR ( hon kong social administration region of china )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( hon kong special administrative region of china ) or ((((( hon kong imperial administration region of china ) OR ( dan kong imperial administration region of china ))) or ( hon kong social administration region of china ))))".
• Adding a wildcard symbol may retrieve word variants: (( hon kong special administrative region of china ) or ((((( hon kong imperial administration region of china ) OR ( dan kong imperial administration region of china ))) or ( hon kong social administration region of china ))))*.