have not received vs hadn't receive your anwer

Some examples from the web:

• And for several months, I have not received any letters.
• I have not received a reply to this question.
• Several patients have not received their radiology treatments.
• Consumers, distributors and collectives have not received the attention they deserve.
• Unfortunately, we have not received any positive signs regarding this from the intergovernmental conference.
• We have not received word from you, Ilithyia.
• Personally, I have not received any such gifts.
• I have not received a reply to that question.
• I have not received your notes on the story, boss.
• I have not received your report on the explosion.
• These are three important questions to which I have not received clear answers.
• We cannot understand them because we have not received the relevant education.
• So far we have not received any reply.
• I have not received any amendments for today - Monday.
• Their families and friends have not received any news to date, good or bad.
• They have suffered health problems in detention and have not received adequate treatment.
• I mean, we have not received one usable idea so far.
• However, while the economies and societies of various European regions have been hard hit by earthquakes, they have not received any assistance from the EU.
• I have not received a discharge for the management duties I carried out previously, because such a procedure does not apply.
• Up until today I still have not received an answer; it is now eleven months after the date the question was put.

Some examples from the web:

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