12. How to decipher during taans ragas like…

How to decipher during taans ragas like… 1: Marwa - Puriya – Sohini 2: Lalit - Shuddha Basant 3: Darbari - Adana etc……..with identical note patterns?

Note patterns of the above mentioned ragas are not identical. The aroha and avroha are also distinct. Though notes of these ragas are same, one version of Adana does not have komal Dhaivat. The vadi/ samvadi or melodic centres of the mentioned ragas are distinct and different. It is accepted that Adana was created to fecilitate execution of taans, as in Darbari andolit Gandhar and Dhaivat created execution problems.
Shuddha Basant has several versions in different gharanas. Melodic movements of the mentioned ragas, are required to be performed in uttrang/ purvang per the rules. As is known taans are catagarised in different prakars. Hence suitable taan prakars are performed.