QUESTION: Fix punctuation: The German tribes also pushed from the lowere Elbe region to the upper Elbe region occupying what is now southern Germany
ANS: The German tribes also pushed from the lowere Elbe region to the upper Elbe region occupying what is now southern Germany.

QUESTION: Fix punctuation: Product description and specifications are based on information sites of manufacturers Supplied specifications and appearance mower OleoMac G 48 PBQ are subject to change without notice
ANS: Product description and specifications are based on information sites of manufacturers. Supplied specifications and appearance mower Oleo-Mac G 48 PBQ are subject to change without notice.

QUESTION: Fix punctuation: The presentation of new numerical methods brought fresh and exciting material as well as realistic new applications to the classroom
ANS: The presentation of new numerical methods brought fresh and exciting material, as well as realistic new applications, to the classroom.

QUESTION: Fix punctuation: The Supermarket chain Dansk Supermarked consider to remove some of the beercan products from the stores because of poor sales
ANS:
The Supermarket chain Dansk Supermarked consider to remove some of the beercan products from the stores, because of poor sales.