Perhaps you should try some spelling variations:
based planning » basin planning, based learning
land planning » road planning, dam planning
china tan » china top, china two, china taiwan
amin hong » among hong, tin hong, asia hong
tan yang » dan yang, tan ying, tan yong
min hong » tin hong, min hyoung, min jeong

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: ((land planning) OR (based planning)) can china tan yang ((min hong) OR (amin hong)) tan ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((land planning) or (based planning)) can china tan yang ((min hong) OR (amin hong)) tan ;~".
• Adding a wildcard symbol may retrieve word variants: ((land planning) or (based planning)) can china tan yang ((min hong) OR (amin hong)) tan ;*.