Data Provider is simple script which help us to find desired data inside database.
First we need copy project 'searchable' to locale machine from github: https://github.com/ivanyshak/searchable
Then inside terminal open project and run file 'data_provider.rb' with ruby command: "ruby data_provider.rb"
After that you will have possibility to type any Language names OR Type OR Createor OR combine several requests...
Buy The Way, before runing program we should have installed ruby environment on our local machine, otherwise we will not be able to run program
IF you want to quit the program type q