input question: Fix spacing: Powerback-up(at20C):approx.6years

output answer: Power back-up (at 20C): approx. 6 years

input question: Fix spacing: HowmanytimeshaveItoldyouthat?

output answer: How many times have I told you that?

input question: Fix spacing: Pricefrom21.38perpersonpernight

output answer: Price from 21 .38 per person per night

input question: Fix spacing: Japanreviseselectromedicalsafetystandard

output answer:
Japan revises electromedical safety standard