Perhaps you should try some spelling variations:
based planning » basin planning, based learning
planning can » planning chain, planning case, planning land
china tan » china top, china two, china taiwan
sang min » sang minh, tang min, chang min
song min » song ming, gong min, song jin
jong min » gong min, song ming, cog min

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