Problem: Add spaces: Aslongasreligioncanbepractisedaccordingtothesameprinciple,thereshouldbenoconflictbetweenreligionanddemocracy.

Spaces added: As long as religion can be practised according to the same principle, there should be no conflict between religion and democracy.
This text is missing some spaces, please add them: 1891:DimitriMendeleev,atthegovernment'srequest,setupasystemofimportdutiesonheavychemicals.
1891: Dimitri Mendeleev, at the government's request, set up a system of import duties on heavy chemicals.
input question: Fix spacing: Thehighertheamountofbeta-caroteneinthebeginningperiodsofthevariousstudies,thelowerthefrequencyofcancerlateron.Laboratoryandanimalstudieshaveshownthiseffecttobeduetobeta-carotene'sabilitytoinhibittumourcellgrowthandcancerdevelopment(1),(14),and(15).

output answer: The higher the amount of beta-carotene in the beginning periods of the various studies, the lower the frequency of cancer later on. Laboratory and animal studies have shown this effect to be due to beta-carotene's ability to inhibit tumour cell growth and cancer development (1), (14), and (15).
Problem: Youhavetoknowthekeycontroltousewhenplaying.
What's a sentence that uses these characters?
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You have to know the key control to use when playing.
Add spaces: Alsothehardwaresupportforcurrenthardwareisbecomingmorecomplete.

Answer: Also the hardware support for current hardware is becoming more complete.
This text is missing some spaces, please add them: *SomeXPTOCfileextensionformatscanbeopenedinbinaryformatonly.
* Some XPTOC file extension formats can be opened in binary format only.