Problem: Add spaces: Waterhyacinthscanalsobeusedtoproducesolidfuel,thoughwithalowcombustionvalueof8.3gigajoules(GJ)percubicmeter(m3)lessthanwoodthisapproachremainsinefficient.

Spaces added: Water hyacinths can also be used to produce solid fuel, though with a low combustion value of 8.3 gigajoules (GJ) per cubic meter (m3) less than wood this approach remains inefficient.
This text is missing some spaces, please add them: TheHumanGrowthHormonegoesintoyourbodyjustasnatureintended,inotherwords,throughtheglandularsystem-justasitdidwhenyouwereinyour20's.GenF20Pluscontainsaproprietycombinationofaminoacids,nutrients,andpeptidesthatencourageyourbodytosafelyrestoretheHumanGrowthHormonelevelsofyouryouth.
The Human Growth Hormone goes into your body just as nature intended, in other words, through the glandular system - just as it did when you were in your 20's. GenF20Plus contains a propriety combination of amino acids, nutrients, and peptides that encourage your body to safely restore the Human Growth Hormone levels of your youth.
input question: Fix spacing: 13AndIdonotwishyoutobeignorant,brethren,thatmanytimesIdidpurposetocomeuntoyou--andwashinderedtillthepresenttime--thatsomefruitImighthavealsoamongyou,evenasalsoamongtheothernations.

output answer: 13 And I do not wish you to be ignorant, brethren, that many times I did purpose to come unto you -- and was hindered till the present time -- that some fruit I might have also among you, even as also among the other nations.
Problem: darkdaysfollowingdiagnosis.
What's a sentence that uses these characters?
-
dark days following diagnosis.
Add spaces: HotelHillViewisahotelinDeoghar.Bookyoursecurereservationatlowonlinerates.Checkhotelandhostelavailability.

Answer: Hotel Hill View is a hotel in Deoghar. Book your secure reservation at low online rates. Check hotel and hostel availability.
This text is missing some spaces, please add them: useselectedmeetingroomsforfree
use selected meeting rooms for free