Combine multiple shipping method in to one shipping method in WooCommerce using our plugin

Say your have shipping method A and B on the checkout page of each shipping method costing 2 and 3 $ respectively and you want to combine them and show them as single shipping method then you can do that using our plugin
so it will show combined shipping method as D whose shipping cost will be 5$ and if you want you can hide the method A and B when this combined method is been shown
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