Question: Sores ulcers or white spots in mouth or on lips unpleasant breath odorLoss of appetite stomach upset severe and continuing nausea
Please fix the punctuation.
Fixed: [Sores, ulcers, or white spots in mouth or on lips, unpleasant breath odorLoss of appetite, stomach upset, severe and continuing nausea]

Question: To ensure that EU taxpayers get maximum value for their money the Court of Auditors has the right to check audit any person or organisation handling EU funds The Court frequently carries out onthespot checks
Please fix the punctuation.
Fixed: [To ensure that EU taxpayers get maximum value for their money, the Court of Auditors has the right to check ('audit') any person or organisation handling EU funds. The Court frequently carries out on-the-spot checks.]

Question: That field is called a primary key
Please fix the punctuation.
Fixed: [That field is called a primary key,]

Question: After our customers asked for printed silk paper we started to offer this product
Please fix the punctuation.
Fixed:
[After our customers asked for printed silk paper we started to offer this product.]