Tamil is one of the world's oldest languages and has a Classical status. Numerous forms of literature exist in Tamil language of which, lyrics play a vital role in taking the language to every house hold in form of original film soundtracks, jingles, private albums, and commercials. With over thousands of lyrics being created every year, we do not have proper tools to model and analyse lyrics. Such an analysis framework would enable one to see various patterns of words, combinations and thoughts used over time.

The importance of education and human capital has been brought out in many studies of economic growth and development. Robert (1991) developed a human capital model which shows that education and the creation of human capital was responsible for both the differences in labour productivity and the differences in overall levels of technology that we observe in the world. More than anything else, it has been the spectacular growth in East Asia that has given education and human capital their current popularity in the field of economic growth and development. Countries such as Hong Kong, Korea,...