Problem: Add spaces: Thehighestandmostperfectformoflifeexperienceisconsequentlyaharmoniousrelationshipbetweenlightandshadeinboththephysicalandthementalrealms.

Spaces added: The highest and most perfect form of life experience is consequently a harmonious relationship between light and shade in both the physical and the mental realms.
This text is missing some spaces, please add them: IfyourPCopenstheCOFFEEfile,butit'sthewrongapplication,you'llneedtochangeyourWindowsregistryfileassociationsettings.Inotherwords,WindowsisassociatingCOFFEEfileextensionswiththewrongsoftwareprogram.
If your PC opens the COFFEE file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating COFFEE file extensions with the wrong software program.
input question: Fix spacing: Thegoalofthegameistoremoveallthebubblesfromtheboardandtogetasmanypointsaspossible.

output answer: The goal of the game is to remove all the bubbles from the board andto get as many points as possible.
Problem: Thepowersinapolynomialarealwayswhole,positivenumbersorzero.(InthesetN0).
What's a sentence that uses these characters?
-
The powers in a polynomial are always whole, positive numbers or zero. (In the set N0).
Add spaces: AstoryaboutamiddleagedmannamedFusi,whohasn'tfoundthecouragetoleavethenestandstepintotheadultworld.

Answer: A story about a middle aged man named Fusi, who hasn't found the courage to leave the nest and step into the adult world.
This text is missing some spaces, please add them: TransferfromLondonCity(LCY)airporttoLondonN10MuswellHill
Transfer from London City (LCY) airport to London N10 Muswell Hill