Perhaps you should try some spelling variations:
hearing demand » heating demand, soaring demand, learning demands
being hearing » being during, being buring, being shaping
demand may » demand a, demand gap, demand mbale
huang jing » huang ting, huang ying, huang bin
wang jing » wang ning, wang liang, wang yang
young yun » kyoung yun, young eun, young young
may wei » ma wei

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: being hearing demand may wei ((wang jing) OR (huang jing)) young yun ;~.
• Adding a wildcard symbol may retrieve word variants: being hearing demand may wei ((wang jing) or (huang jing)) young yun ;*.