Perhaps you should try some spelling variations:
mining during » making during, mining using, training during
hiring during » sharing during, hiring firing, heating during
first thing » first things, first hint, first third
yong yang » yang yang, dong yang, kyoung yang
ying yang » yang yang, yin yang, ying chang
i first » ai first, ii first, 2 first

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: wang ((yong yang) OR (ying yang)) i first thing ((hiring during) OR (mining during)) bin ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yong yang) or (ying yang)) i first thing ((hiring during) or (mining during)) bin ;*.