QUES: At the same time the museum has discovered new opportunities for optimising the buildings potential just by finding the right chair for exactly the right context

correct the punctuation.

CORRECTED: At the same time, the museum has discovered new opportunities for optimising the building's potential - just by finding the right chair for exactly the right context.

QUES: We keep utterances to improve our services including to train the system to better recognise the correct search query

correct the punctuation.

CORRECTED: We keep utterances to improve our services, including to train the system to better recognise the correct search query.

QUES: Political system Federal presidential constitutional republic

correct the punctuation.

CORRECTED:
Political system: Federal presidential constitutional republic