Perhaps you should try some spelling variations:
planning managing » planning management, planning measuring, planning planning
managing agile » managing aims, managing air, management agile
agile chinese » age chinese, native chinese, agile change
sang minh » kang minah, anh minh, song min
yang xi » yang di, yang yi, yang jui

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: planning managing agile chinese dream ((yang xi) OR (sang minh)) dang (hai OR haji) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "planning managing agile chinese dream ((yang xi) or (sang minh)) dang (hai OR haji) ;~".
• Adding a wildcard symbol may retrieve word variants: planning managing agile chinese dream ((yang xi) or (sang minh)) dang (hai OR haji) ;*.