function wc_get_order_statuses() {
  $order_statuses = array(
    'wc-pending'    => _x( 'Pending Payment', 'Order status', 'woocommerce' ),
    'wc-processing' => _x( 'Processing', 'Order status', 'woocommerce' ),
    'wc-on-hold'    => _x( 'On Hold', 'Order status', 'woocommerce' ),
    'wc-completed'  => _x( 'Completed', 'Order status', 'woocommerce' ),
    'wc-cancelled'  => _x( 'Cancelled', 'Order status', 'woocommerce' ),
    'wc-refunded'   => _x( 'Refunded', 'Order status', 'woocommerce' ),
    'wc-failed'     => _x( 'Failed', 'Order status', 'woocommerce' ),
  );
  return apply_filters( 'wc_order_statuses', $order_statuses );
}

function wc_renaming_order_status( $order_statuses ) {
    foreach ( $order_statuses as $key => $status ) {
        $new_order_statuses[ $key ] = $status;
        if ( 'wc-completed' === $key ) {
            $order_statuses['wc-completed'] = _x( 'Order Received', 'Order status', 'woocommerce' );
        }
    }
    return $order_statuses;
}
add_filter( 'wc_order_statuses', 'wc_renaming_order_status' );

// Rename order status 'Completed' to 'Order Received' in admin main view - different hook, different value than the other places
function wc_rename_order_status_type( $order_statuses ) {
    foreach ( $order_statuses as $key => $status ) {
        $new_order_statuses[ $key ] = $status;
        if ( 'wc-completed' === $key ) {
            $order_statuses['wc-completed']['label_count'] = _n_noop( 'Order Received <span class="count">(%s)</span>', 'Order Received <span class="count">(%s)</span>', 'woocommerce' );
        }
    }
    return $order_statuses;
}
add_filter( 'woocommerce_register_shop_order_post_statuses', 'wc_rename_order_status_type' );