Problem: Add spaces: Acubecladwithperforatedandembossedpanelsgivesmodernsurroundingstohistoricaldocuments.

Spaces added: A cube clad with perforated and embossed panels gives modern surroundings to historical documents.
This text is missing some spaces, please add them: 34Onlythepriestsweretoofew,andtheycouldnotflayalltheburnt-offerings;thereforetheirbrethrentheLeviteshelpedthem,untiltheworkwasended,anduntilthepriestshadhallowedthemselves;fortheLevitesweremoreuprightinhearttohallowthemselvesthanthepriests.
34 Only the priests were too few, and they could not flay all the burnt-offerings; therefore their brethren the Levites helped them, until the work was ended, and until the priests had hallowed themselves; for the Levites were more upright in heart to hallow themselves than the priests.
input question: Fix spacing: Youprobablyknowallaboutthatone.

output answer: You probably know all about that one.
Problem: WhatisFileExtensionSEF?
What's a sentence that uses these characters?
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What is File Extension SEF?
Add spaces: FinishingtheEMLtoPSTconversion

Answer: Finishing the EML to PST conversion
This text is missing some spaces, please add them: EtihadhadsimilarlyannouncedlastweekthattheUSdecisiontolifttheelectronicsbanonEtihadflightsfromAbuDhabitoAmericanairportswouldallowpassengerstohavedevicessuchaslaptopsandtabletsascarry-onitems"aftergoingthroughenhancedinspectionprocedures."
Etihad had similarly announced last week that the US decision to lift the electronics ban on Etihad flights from Abu Dhabi to American airports would allow passengers to have devices such as laptops and tablets as carry-on items "after going through enhanced inspection procedures."