open University Post Graduate degrees and it's Validity for furtheir studies

I am S.Ravichadnran living in Kanchipuram Tamilnadu I have furnished my educational qualification details
My Educational qaulification details
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SSLC 367/500 1983 MARCH PASSED FIRST CLASS

HSC 883/1200 1985 MARCH PASSED FIRST CLASS

B.COM I YEAR 1986 APRIL PASSED II CLASS

B.COM II YEAR 1987 APRIL PASSED II CLASS

B.COM III YEAR 1988 JANUARY DIS CONTD FROM COLLEGE
STUDIED AT R.V GOVT ARTS COLLEGE CHENGALPATTU UNDER UNIVERSITY OF MADRAS

MA ECO ANNAMALAI 1999 DEC PASSED II CLASS
UNIVERSITY [OPEN UNIVERSITY SCHEME]

M.PHIL Tamilnadu 2008 MAR PASSED I ST CLASS
UNIVERSITY
I have tried to do Phd in Economics and applied to many Universities for the past one year no response
Experts In education may kindly oblige me to continue my research in any Indian Universities
WITH RESPECTS ANDREGARDS
S .RAVICHANDRAN