Problem: Add spaces: ThefeaturedChinaGuangDong3x5watts7wattmanufacturersandlistedherearesourcedbythekarnarlighting.

Spaces added: The featured China GuangDong 3x5 watts 7 watt manufacturers and listed here are sourced by the karnar lighting.
This text is missing some spaces, please add them: Themachineswereoriginallyoperatednotbyabuttononthefrontpanelbutbyaleveronthesideofthemachine.
The machines were originally operated not by a button on the front panel but by a lever on the side of the machine.
input question: Fix spacing: Youcanfindthebestpriceonpopularrosequartzandgarnetvintageearrings,Wewillmatchanycompetitor'spriceforthesamequalityofpopularrosequartzandgarnetvintageearrings!!!

output answer: You can find the best price on popular rose quartz and garnet vintage earrings,We will match any competitor's price for the same quality of popular rose quartz and garnet vintage earrings!!!
Problem: DidsomeoneemailyouaMQVfileandyou'renotsurehowtoopenit?MaybeyouhavefoundaMQVfileonyourcomputerandwonderingwhatit'sfor?Windowsmighttellyouthatyoucan'topenit,orintheworstcase,youmightencounteraMQVfilerelatederrormessage.
What's a sentence that uses these characters?
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Did someone email you a MQV file and you're not sure how to open it? Maybe you have found a MQV file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a MQV file related error message.
Add spaces: Itissaidthatdataisdeletedpermanently,butthefactisthatonlythefilepointersaredeletedfromtheaddresstable.

Answer: It is said that data is deleted permanently, but the fact is that only the file pointers are deleted from the address table.
This text is missing some spaces, please add them: InAfricathediagnosisofHIV/AIDSisoftensynonymouswithadeathsentence.
In Africa the diagnosis of HIV/AIDS is often synony mous with a death sentence.