A senior investigating officer in the case for West Midlands Police said they are disappointed with the length of the sentences.
Detective Inspector Sharon Naughton said they had been expecting longer.
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A group of representatives from the Egyptian government has visited Nottingham to discuss the death of Mariam Moustafa.
The family of a man who was found dead in his flat three years ago have re-appealed for information.
Overnight rain clearing to a dry, bright day Friday.