Problem: Add spaces: YoushouldbespeakEnglishorGerman.

Spaces added: You should be speak English or German.
This text is missing some spaces, please add them: Apparentlyasurewaytounhappinessistoreceivehighofficeastheinstrumentofotherswhoremainunseen.Mr.Wilsoninevitablylookswraithlikewhencontemplatedagainstthisrecord,nowunfurled.
Apparently a sure way to unhappiness is to receive high office as the instrument of others who remain unseen. Mr. Wilson inevitably looks wraithlike when contemplated against this record, now unfurled.
input question: Fix spacing: I'mlookingforwardtoanotheryearofyourincrediblysupportivenewsletterswhichprovidesuchasenseofsecuritythroughyourinformativeup-to-dateresearchandself-helpstrategies.

output answer: I'm looking forward to another year of your incredibly supportive newsletters which provide such a sense of security through your informative up-to-date research and self-help strategies.
Problem: thesmallsizeoftheisland,thereareabout45-50cars.
What's a sentence that uses these characters?
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the small size of the island, there are about 45-50 cars.
Add spaces: 3yearsago03:54Uporniacollege,flashing

Answer: 3 years ago 03:54 Upornia college, flashing
This text is missing some spaces, please add them: Jan-KareldellaFailleorJeanCharlesdeLaFailleattendedtheJesuitschoolinAntwerp,joiningtheJesuitOrderin1613.
Jan-Karel della Faille or Jean Charles de La Faille attended the Jesuit school in Antwerp, joining the Jesuit Order in 1613.