Many reasons exist for ovulation problems

Can you repeat this sentence, but add in punctuation?
Many reasons exist for ovulation problems.
Transfer from Berlin Tegel TXL airport to Krausnick

Can you repeat this sentence, but add in punctuation?
Transfer from Berlin Tegel (TXL) airport to Krausnick
512 more shading units

Can you repeat this sentence, but add in punctuation?
512 more shading units.