Modi has kept his formula simple. He doesn't try to lure opportunists who would let him down at the next opportunity that they will get. It had happened in the case of Atal ji. Opposition had all praise for him but no votes. Atal ji was forced to follow a semi-secular path to please his opposition and to appear acceptable to a wider base. Instead, Modi banks on the originals - the tried and the tested.
The TDP leader who was discussing post poll strategies with the high command of INC few days before the 2019 results, was missing from a conference organized by Sonia Gandhi, recently.
According to the intellectuals, the first time voters, thought that India was a mess before 2014 and whatever happened, happened after 2014, hence they voted for Modi and the older voters are communal and voted in favor of Hyper-Hindu-nationalism.
The diversity of India is always a beautiful idea but was never used to break India or Indians on any basis. The diversity was joyful. But then Britishers came and now leftist liberals.