Perhaps you should try some spelling variations:
"coal resource development update states" » "coal resource development strategy states", "coal resources development update states", "local resource development update states", "total resource development update states", "coal resource development update status", "coal resource development update rate", "coal resource development update series"
"a software development update what's" » "a software development strategy what's"

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• If you are trying to use Boolean operators, they must be ALL CAPS: (("coal resource development update states") OR ("a software development update what's"))~.
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