This text is missing some spaces, please add them: TheunusuallycoldChristmasweatherhasalsoaffectedsalesatafloristinthecountry'ssecondlargestcity,Aarhus.DortheFjordofHasleBlomstersays:
The unusually cold Christmas weather has also affected sales at a florist in the country's second largest city, Aarhus. Dorthe Fjord of Hasle Blomster says:
input question: Fix spacing: Inthepastonly1in1000peopleencounteredcancerinhislife,nowadaysthisisnearly1in2.ParticularlytheirAIDScampaignwasadecisive'success'.

output answer: In the past only 1 in 1000 people encountered cancer in his life, nowadays this is nearly 1 in 2. Particularly their AIDS campaign was a decisive 'success'.
Problem: Alsomanyhelpfulobservationsafter.
What's a sentence that uses these characters?
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Also many helpful observations after.
Add spaces: JulsrudwasamazedbecausethecreationsshowednotonlyhumanfigurinesliketheChupicuarocollection,butalsomonsters,dozensofrecognizabledinosaurs,peopletogetherwithdinosaurs,andevenflyingsaucers!

Answer: Julsrud was amazed because the creations showed not only human figurines like the Chupicuaro collection, but also monsters, dozens of recognizable dinosaurs, people together with dinosaurs, and even flying saucers!
Accordingtotheresearchers,theirapproachcanbeusedtodeterminewith100%accuracyifextensionsareinstalledinamodernwebbrowser.

According to the researchers, their approach can be used to determine with 100% accuracy if extensions are installed in a modern web browser.
Add spaces: Survivefor20minutesinthisgreatlookingtop-downshooter.

Answer:
Survive for 20 minutes in this great looking top-down shooter.