This text is missing some spaces, please add them: Thereasonforhislackofsuccessinmathematicsmaywellhavebeenduetopoorteaching,andhewouldlaterdescribetwoofhisthreemathematicsteachersatthegymnasiumas"despicableteachers".
The reason for his lack of success in mathematics may well have been due to poor teaching, and he would later describe two of his three mathematics teachers at the gymnasium as "despicable teachers".
input question: Fix spacing: Workwithoutdecuntilpiecemeasures18-19-20cmfrommarker=approx.4-5-6cmremainuntilfinishedmeasurements.

output answer: Work without dec until piece measures 18-19-20 cm from marker = approx. 4-5-6 cm remain until finished measurements.
Problem: 1Nowthesearethekingsoftheland,whomthechildrenofIsraelstruck,andpossessedtheirlandbeyondtheJordantowardthesunrise,fromthevalleyoftheArnontoMountHermon,andalltheArabaheastward:
What's a sentence that uses these characters?
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1 Now these are the kings of the land, whom the children of Israel struck, and possessed their land beyond the Jordan toward the sunrise, from the valley of the Arnon to Mount Hermon, and all the Arabah eastward:
Add spaces: CheapHotelsnearCitadella,Budapest

Answer: Cheap Hotels near Citadella , Budapest
Swivelcasterwithbrake,100mm,Vulcanizedelasticrubbertires,150KG

Swivel caster with brake, 100mm, Vulcanized elastic rubber tires, 150KG
Add spaces: FormernamesOrientQueen(2006-2013)-LouisCruises

Answer:
Former names Orient Queen (2006-2013) - Louis Cruises