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| * which mobile operators service do you use? |
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| * Are you a Vodafone customer? |
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| * From which source you came to know about Vodafone? |
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| * Since how long are you using vodafone services? |
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| * Which of the following services do you use of vodafone? |
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| * Which Services are more helpful to you while using Vodafone services? |
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| * What type of problems you have faced while using Vodafone? |
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