It may be possible to track the domain names you want to register as backorder domain names that happen to be registered by someone else. DomainAlert Pro allows you to monitor and backorder domain names even if the domain names are already registered by other people. Once an expired domain name is released and made available for registration, DomainAlert Pro will automatically register the domain name for you.
If you get the backordered domain name, in the mean while the owner redeeming the domain name during the redemption period in this situation you need to search more domain name.