help with my lg ke820

i have bought second hand lg ke820 phone
but i don't have the cd
i have downloaded synchronization software It shows only contacts ,memo and schedules
but nothing about sms
i have also used MyPhoneExplorer soft but after detecting the phone
it show an error and exits

i have also checked lg site for any software but no use

please tell me about any soft which is useful to me especially for sms
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